Revert "Upstream, generics, formatting"

This reverts commit cd88e513a8.

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/BukkitPlayer.java

@@ -15,13 +15,12 @@ import org.bukkit.ChatColor;
 import org.bukkit.Location;
 import org.bukkit.command.ConsoleCommandSender;
 import org.bukkit.entity.Player;
-import org.jetbrains.annotations.NotNull;
 
 public class BukkitPlayer extends FawePlayer<Player> {
 
     private static ConsoleCommandSender console;
 
-    public BukkitPlayer(@NotNull final Player parent) {
+    public BukkitPlayer(final Player parent) {
         super(parent);
     }
 

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/FaweBukkit.java

@@ -81,7 +81,7 @@ public class FaweBukkit implements IFawe, Listener {
         return this.vault;
     }
 
-    public FaweBukkit(WorldEditPlugin plugin) {
+    public FaweBukkit(Plugin plugin) {
         this.plugin = plugin;
         try {
             Settings.IMP.TICK_LIMITER.ENABLED = !Bukkit.hasWhitelist();

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/HeightMapMCAGenerator.java

@@ -217,10 +217,10 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         super(width, length, regionFolder);
 
         blocks = new DifferentialBlockBuffer(width, length);
-        heights = new DifferentialArray<>(new byte[getArea()]);
-        biomes = new DifferentialArray<>(new byte[getArea()]);
-        floor = new DifferentialArray<>(new int[getArea()]);
-        main = new DifferentialArray<>(new int[getArea()]);
+        heights = new DifferentialArray(new byte[getArea()]);
+        biomes = new DifferentialArray(new byte[getArea()]);
+        floor = new DifferentialArray(new int[getArea()]);
+        main = new DifferentialArray(new int[getArea()]);
 
         int stone = BlockID.STONE;
         int grass = BlockTypes.GRASS_BLOCK.getDefaultState().with(PropertyKey.SNOWY, false).getInternalId();

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/MCAChunk.java

@@ -6,6 +6,7 @@ import com.boydti.fawe.object.FaweChunk;
 import com.boydti.fawe.object.FaweQueue;
 import com.boydti.fawe.object.io.FastByteArrayOutputStream;
 import com.boydti.fawe.object.number.MutableLong;
+import com.boydti.fawe.util.ArrayUtil;
 import com.boydti.fawe.util.MainUtil;
 import com.boydti.fawe.util.MathMan;
 import com.boydti.fawe.util.ReflectionUtils;
@@ -190,8 +191,8 @@ public class MCAChunk extends FaweChunk<Void> {
                             setNibble(endIndex, thisSkyLight, (byte) 0);
                             setNibble(endIndex, thisBlockLight, (byte) 0);
                         }
-                        Arrays.fill(thisBlockLight, startIndexShift, endIndex + 1, (byte) 0);
-                        Arrays.fill(thisBlockLight, startIndexShift, endIndexShift + 1, (byte) 0);
+                        ArrayUtil.fill(thisSkyLight, startIndexShift, endIndexShift + 1, (byte) 0);
+                        ArrayUtil.fill(thisBlockLight, startIndexShift, endIndexShift + 1, (byte) 0);
                     }
                 }
                 continue;
@@ -291,8 +292,8 @@ public class MCAChunk extends FaweChunk<Void> {
                     if (otherIds == null) {
                         if (currentIds != null) {
                             Arrays.fill(currentIds, indexStart, indexEnd, 0);
-                            Arrays.fill(skyLight[thisLayer], indexStartShift, indexEndShift, (byte) 0);
-                            Arrays.fill(blockLight[thisLayer], indexStartShift, indexEndShift, (byte) 0);
+                            ArrayUtil.fill(skyLight[thisLayer], indexStartShift, indexEndShift, (byte) 0);
+                            ArrayUtil.fill(blockLight[thisLayer], indexStartShift, indexEndShift, (byte) 0);
                         }
                     } else {
                         if (currentIds == null) {
@@ -319,8 +320,8 @@ public class MCAChunk extends FaweChunk<Void> {
                         continue;
                     }
                     Arrays.fill(thisIds, thisStartIndex, thisStartIndex + 256, 0);
-                    Arrays.fill(this.skyLight[thisLayer], thisStartIndexShift, thisStartIndexShift + 128, (byte) 0);
-                    Arrays.fill(this.blockLight[thisLayer], thisStartIndexShift, thisStartIndexShift + 128, (byte) 0);
+                    ArrayUtil.fill(this.skyLight[thisLayer], thisStartIndexShift, thisStartIndexShift + 128, (byte) 0);
+                    ArrayUtil.fill(this.blockLight[thisLayer], thisStartIndexShift, thisStartIndexShift + 128, (byte) 0);
                     continue;
                 } else if (thisIds == null) {
                     ids[thisLayer] = thisIds = new int[4096];

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/MCAFile.java

@@ -56,9 +56,24 @@ public class MCAFile {
     private final int X, Z;
     private final Int2ObjectOpenHashMap<MCAChunk> chunks = new Int2ObjectOpenHashMap<>();
 
-    final ThreadLocal<byte[]> byteStore1 = ThreadLocal.withInitial(() -> new byte[4096]);
-    final ThreadLocal<byte[]> byteStore2 = ThreadLocal.withInitial(() -> new byte[4096]);
-    final ThreadLocal<byte[]> byteStore3 = ThreadLocal.withInitial(() -> new byte[1024]);
+    final ThreadLocal<byte[]> byteStore1 = new ThreadLocal<byte[]>() {
+        @Override
+        protected byte[] initialValue() {
+            return new byte[4096];
+        }
+    };
+    final ThreadLocal<byte[]> byteStore2 = new ThreadLocal<byte[]>() {
+        @Override
+        protected byte[] initialValue() {
+            return new byte[4096];
+        }
+    };
+    final ThreadLocal<byte[]> byteStore3 = new ThreadLocal<byte[]>() {
+        @Override
+        protected byte[] initialValue() {
+            return new byte[1024];
+        }
+    };
 
     public MCAFile(FaweQueue parent, File file) {
         this.queue = parent;
@@ -189,10 +204,9 @@ public class MCAFile {
         if (offset == 0) {
             return null;
         }
-        MCAChunk chunk;
-        try (NBTInputStream nis = getChunkIS(offset)) {
-            chunk = new MCAChunk(nis, queue, cx, cz, false);
-        }
+        NBTInputStream nis = getChunkIS(offset);
+        MCAChunk chunk = new MCAChunk(nis, queue, cx, cz, false);
+        nis.close();
         int pair = MathMan.pair((short) (cx & 31), (short) (cz & 31));
         synchronized (chunks) {
             chunks.put(pair, chunk);
@@ -333,6 +347,7 @@ public class MCAFile {
     public void streamChunk(byte[] data, RunnableVal<NBTStreamer> withStream) throws IOException {
         if (data != null) {
             try {
+                FastByteArrayInputStream nbtIn = new FastByteArrayInputStream(data);
                 FastByteArrayInputStream bais = new FastByteArrayInputStream(data);
                 InflaterInputStream iis = new InflaterInputStream(bais, new Inflater(), 1);
                 fieldBuf2.set(iis, byteStore2.get());
@@ -377,7 +392,8 @@ public class MCAFile {
             return null;
         }
         byte[] uncompressed = chunk.toBytes(byteStore3.get());
-        return MainUtil.compress(uncompressed, byteStore2.get(), null);
+        byte[] compressed = MainUtil.compress(uncompressed, byteStore2.get(), null);
+        return compressed;
     }
 
     private byte[] getChunkBytes(int cx, int cz) throws Exception {
@@ -493,11 +509,13 @@ public class MCAFile {
                     modified = true;
                     chunk.setLastUpdate(now);
                     if (!chunk.isDeleted()) {
-                        pool.submit(() -> {
+                        pool.submit(new Runnable() {
+                            @Override
+                            public void run() {
                                 try {
                                     byte[] compressed = toBytes(chunk);
                                     int pair = MathMan.pair((short) (chunk.getX() & 31), (short) (chunk.getZ() & 31));
-                                Int2ObjectOpenHashMap<byte[]> map;
+                                    Int2ObjectOpenHashMap map;
                                     if (getOffset(chunk.getX(), chunk.getZ()) == 0) {
                                         map = append;
                                     } else {
@@ -509,6 +527,7 @@ public class MCAFile {
                                 } catch (Throwable e) {
                                     e.printStackTrace();
                                 }
+                            }
                         });
                     }
                 }

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/MCAQueue.java

@@ -1,6 +1,7 @@
 package com.boydti.fawe.jnbt.anvil;
 
 import com.boydti.fawe.Fawe;
+import com.boydti.fawe.example.IntFaweChunk;
 import com.boydti.fawe.example.NMSMappedFaweQueue;
 import com.boydti.fawe.example.NullFaweChunk;
 import com.boydti.fawe.jnbt.anvil.filters.DelegateMCAFilter;
@@ -17,7 +18,6 @@ import com.boydti.fawe.util.MainUtil;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.biome.BiomeType;
-
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
@@ -25,6 +25,11 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardCopyOption;
 import java.nio.file.attribute.BasicFileAttributes;
+import java.util.Collection;
+import java.util.Comparator;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.TimeUnit;
 
@@ -34,7 +39,12 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
     private NMSMappedFaweQueue parentNMS;
     private final boolean hasSky;
     private final File saveFolder;
-    private final ThreadLocal<MutableMCABackedBaseBlock> blockStore = ThreadLocal.withInitial(MutableMCABackedBaseBlock::new);
+    private final ThreadLocal<MutableMCABackedBaseBlock> blockStore = new ThreadLocal<MutableMCABackedBaseBlock>() {
+        @Override
+        protected MutableMCABackedBaseBlock initialValue() {
+            return new MutableMCABackedBaseBlock();
+        }
+    };
 
     @Override
     protected void finalize() throws Throwable {
@@ -114,7 +124,7 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
         boolean changed = false;
             for (int otherCZ = otherBCZ; otherCZ <= otherTCZ; otherCZ++) {
             for (int otherCX = otherBCX; otherCX <= otherTCX; otherCX++) {
-                FaweChunk<? extends Object> chunk;
+                FaweChunk chunk;
                 synchronized (this) {
                     chunk = this.getFaweChunk(otherCX, otherCZ);
                 }
@@ -192,7 +202,7 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                             int tz = bz + 15;
                             if (oX == 0 && oZ == 0) {
                                 if (bx >= regionTo.minX && tx <= regionTo.maxX && bz >= regionTo.minZ && tz <= regionTo.maxZ) {
-                                    FaweChunk<? extends Object> chunk = from.getFaweChunk(cx - oCX, cz - oCZ);
+                                    FaweChunk chunk = from.getFaweChunk(cx - oCX, cz - oCZ);
                                     if (!(chunk instanceof NullFaweChunk)) {
 //                                        if (regionTo.minY == 0 && regionTo.maxY == 255) {
 //                                            System.out.println("Vertical");
@@ -241,7 +251,7 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                             int cbz = (cz << 4) - oZ;
                             for (int otherCZ = otherBCZ; otherCZ <= otherTCZ; otherCZ++) {
                                 for (int otherCX = otherBCX; otherCX <= otherTCX; otherCX++) {
-                                    FaweChunk<? extends Object> chunk = from.getFaweChunk(otherCX, otherCZ);
+                                    FaweChunk chunk = from.getFaweChunk(otherCX, otherCZ);
                                     if (!(chunk instanceof NullFaweChunk)) {
                                         MCAChunk other = (MCAChunk) chunk;
                                         int ocbx = otherCX << 4;
@@ -437,7 +447,7 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
         final int minMCAZ = region.minZ >> 9;
         final int maxMCAX = region.maxX >> 9;
         final int maxMCAZ = region.maxZ >> 9;
-        long mcaArea = (maxMCAX - minMCAX + 1L) * (maxMCAZ - minMCAZ + 1L);
+        long mcaArea = (maxMCAX - minMCAX + 1l) * (maxMCAZ - minMCAZ + 1l);
         if (mcaArea < 128) {
             this.filterWorld(delegate, new RunnableVal2<Path, RunnableVal2<Path, BasicFileAttributes>>() {
                 @Override
@@ -504,7 +514,9 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                             finalFile.forEachSortedChunk(new RunnableVal4<Integer, Integer, Integer, Integer>() {
                                 @Override
                                 public void run(final Integer rcx, final Integer rcz, Integer offset, Integer size) {
-                                    pool.submit(() -> {
+                                    pool.submit(new Runnable() {
+                                        @Override
+                                        public void run() {
                                             try {
                                                 int cx = cbx + rcx;
                                                 int cz = cbz + rcz;
@@ -545,6 +557,7 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                                             } catch (Throwable e) {
                                                 e.printStackTrace();
                                             }
+                                        }
                                     });
                                 }
                             });
@@ -555,8 +568,8 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                                 try {
                                     original.close(pool);
                                     file.delete();
-                                } catch (Throwable e) {
-                                    e.printStackTrace();
+                                } catch (Throwable ignore) {
+                                    ignore.printStackTrace();
                                 }
                             }
                             pool.awaitQuiescence(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
@@ -566,8 +579,8 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
                             file.delete();
                         }
                     }
-                } catch (Throwable e) {
-                    e.printStackTrace();
+                } catch (Throwable ignore) {
+                    ignore.printStackTrace();
                 }
             }
         };
@@ -597,6 +610,15 @@ public class MCAQueue extends NMSMappedFaweQueue<FaweQueue, FaweChunk, FaweChunk
         });
     }
 
+    public <G, T extends MCAFilter<G>> T filterWorld(final T filter, Comparator<File> comparator) {
+        return filterWorld(filter, new RunnableVal2<Path, RunnableVal2<Path, BasicFileAttributes>>() {
+            @Override
+            public void run(Path value1, RunnableVal2<Path, BasicFileAttributes> value2) {
+                MainUtil.forEachFile(value1, value2, comparator);
+            }
+        });
+    }
+
     @Override
     public boolean supports(Capability capability) {
         if (capability == Capability.CHANGE_TASKS) {

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/filters/RemoveLayerFilter.java

@@ -3,6 +3,7 @@ package com.boydti.fawe.jnbt.anvil.filters;
 import com.boydti.fawe.jnbt.anvil.MCAChunk;
 import com.boydti.fawe.jnbt.anvil.MCAFilterCounter;
 import com.boydti.fawe.object.number.MutableLong;
+import com.boydti.fawe.util.ArrayUtil;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
 import java.util.Arrays;

worldedit-core/src/main/java/com/boydti/fawe/object/DelegateConsumer.java

@@ -3,9 +3,9 @@ package com.boydti.fawe.object;
 import java.util.function.Consumer;
 
 public abstract class DelegateConsumer<T> implements Consumer<T> {
-    private final Consumer<T> parent;
+    private final Consumer parent;
 
-    public DelegateConsumer(Consumer<T> parent) {
+    public DelegateConsumer(Consumer parent) {
         this.parent = parent;
     }
 

worldedit-core/src/main/java/com/boydti/fawe/object/change/CFIChange.java

@@ -23,7 +23,7 @@ public class CFIChange implements Change {
     }
 
     private HeightMapMCAGenerator getQueue(UndoContext context) {
-        ExtentTraverser found = new ExtentTraverser<>(context.getExtent()).find(HasFaweQueue.class);
+        ExtentTraverser found = new ExtentTraverser(context.getExtent()).find(HasFaweQueue.class);
         if (found != null) {
             FaweQueue queue = ((HasFaweQueue) found.get()).getQueue();
             if (queue instanceof HeightMapMCAGenerator) return (HeightMapMCAGenerator) queue;

worldedit-core/src/main/java/com/boydti/fawe/object/change/MutableBlockChange.java

@@ -44,7 +44,7 @@ public class MutableBlockChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 (queue = ((HasFaweQueue) found.get()).getQueue()).setBlock(x, y, z, combinedId);
             } else {

worldedit-core/src/main/java/com/boydti/fawe/object/change/MutableChunkChange.java

@@ -43,7 +43,7 @@ public class MutableChunkChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 perform(queue = ((HasFaweQueue) found.get()).getQueue(), undo);
             } else {

worldedit-core/src/main/java/com/boydti/fawe/object/change/MutableEntityChange.java

@@ -48,7 +48,7 @@ public class MutableEntityChange implements Change {
 
     public void delete(UndoContext context) {
         Extent extent = context.getExtent();
-        ExtentTraverser<FastWorldEditExtent> find = new ExtentTraverser<>(extent).find(FastWorldEditExtent.class);
+        ExtentTraverser<FastWorldEditExtent> find = new ExtentTraverser(extent).find(FastWorldEditExtent.class);
         if (find != null) {
             FastWorldEditExtent fwee = find.get();
             Map<String, Tag> map = tag.getValue();
@@ -85,7 +85,7 @@ public class MutableEntityChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 perform(queue = ((HasFaweQueue) found.get()).getQueue());
             } else {

worldedit-core/src/main/java/com/boydti/fawe/object/change/MutableFullBlockChange.java

@@ -51,7 +51,7 @@ public class MutableFullBlockChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 perform(queue = ((HasFaweQueue) found.get()).getQueue());
             } else {

worldedit-core/src/main/java/com/boydti/fawe/object/change/MutableTileChange.java

@@ -47,7 +47,7 @@ public class MutableTileChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 perform(queue = ((HasFaweQueue) found.get()).getQueue());
             } else {

worldedit-core/src/main/java/com/boydti/fawe/object/changeset/DiskStorageHistory.java

@@ -143,6 +143,10 @@ public class DiskStorageHistory extends FaweStreamChangeSet {
         deleteFiles();
     }
 
+    public void undo(FawePlayer fp) {
+        undo(fp, null);
+    }
+
     public void redo(FawePlayer fp, Region[] regions) {
         EditSession session = toEditSession(fp, regions);
         session.redo(session);

worldedit-core/src/main/java/com/boydti/fawe/object/changeset/MutableAnvilChange.java

@@ -34,7 +34,7 @@ public class MutableAnvilChange implements Change {
         if (!checkedQueue) {
             checkedQueue = true;
             Extent extent = context.getExtent();
-            ExtentTraverser found = new ExtentTraverser<>(extent).find(HasFaweQueue.class);
+            ExtentTraverser found = new ExtentTraverser(extent).find(HasFaweQueue.class);
             if (found != null) {
                 queue = ((HasFaweQueue) found.get()).getQueue();
                 destDir = queue.getSaveFolder().toPath();
@@ -51,12 +51,15 @@ public class MutableAnvilChange implements Change {
             Files.move(source, dest, StandardCopyOption.ATOMIC_MOVE);
         } catch (IOException ignore) {
             int[] coords = MainUtil.regionNameToCoords(source.toString());
-            queue.setMCA(coords[0], coords[1], RegionWrapper.GLOBAL(), () -> {
+            queue.setMCA(coords[0], coords[1], RegionWrapper.GLOBAL(), new Runnable() {
+                @Override
+                public void run() {
                     try {
                         Files.move(source, dest, StandardCopyOption.ATOMIC_MOVE);
                     } catch (IOException e1) {
                         e1.printStackTrace();
                     }
+                }
             }, false, true);
         }
     }

worldedit-core/src/main/java/com/boydti/fawe/object/collection/ObjObjMap.java

@@ -5,231 +5,228 @@ import java.util.Arrays;
 
 import static it.unimi.dsi.fastutil.HashCommon.arraySize;
 
-public class ObjObjMap<K, V> {
+public class ObjObjMap<K, V>
+{
     private static final Object FREE_KEY = new Object();
     private static final Object REMOVED_KEY = new Object();
 
-    /**
-     * Keys and values
-     */
+    /** Keys and values */
     private Object[] m_data;
 
-    /**
-     * Value for the null key (if inserted into a map)
-     */
+    /** Value for the null key (if inserted into a map) */
     private Object m_nullValue;
     private boolean m_hasNull;
 
-    /**
-     * Fill factor, must be between (0 and 1)
-     */
+    /** Fill factor, must be between (0 and 1) */
     private final float m_fillFactor;
-    /**
-     * We will resize a map once it reaches this size
-     */
+    /** We will resize a map once it reaches this size */
     private int m_threshold;
-    /**
-     * Current map size
-     */
+    /** Current map size */
     private int m_size;
-    /**
-     * Mask to calculate the original position
-     */
+    /** Mask to calculate the original position */
     private int m_mask;
-    /**
-     * Mask to wrap the actual array pointer
-     */
+    /** Mask to wrap the actual array pointer */
     private int m_mask2;
 
-    public ObjObjMap(final int size, final float fillFactor) {
-        if (fillFactor <= 0 || fillFactor >= 1) {
-            throw new IllegalArgumentException("FillFactor must be in (0, 1)");
-        }
-        if (size <= 0) {
-            throw new IllegalArgumentException("Size must be positive!");
-        }
+    public ObjObjMap( final int size, final float fillFactor )
+    {
+        if ( fillFactor <= 0 || fillFactor >= 1 )
+            throw new IllegalArgumentException( "FillFactor must be in (0, 1)" );
+        if ( size <= 0 )
+            throw new IllegalArgumentException( "Size must be positive!" );
         final int capacity = arraySize(size, fillFactor);
         m_mask = capacity - 1;
         m_mask2 = capacity * 2 - 1;
         m_fillFactor = fillFactor;
 
         m_data = new Object[capacity * 2];
-        Arrays.fill(m_data, FREE_KEY);
+        Arrays.fill( m_data, FREE_KEY );
 
         m_threshold = (int) (capacity * fillFactor);
     }
 
-    public V get(@Nonnull final K key) {
+    public V get( @Nonnull final K key )
+    {
 //        if ( key == null )
 //            return (V) m_nullValue; //we null it on remove, so safe not to check a flag here
 
         int ptr = (key.hashCode() & m_mask) << 1;
-        Object k = m_data[ptr];
+        Object k = m_data[ ptr ];
 
 //        if ( k == FREE_KEY )
 //            return null;  //end of chain already
-        if (k == (key)) //we check FREE and REMOVED prior to this call
+        if ( k == ( key ) ) //we check FREE and REMOVED prior to this call
+            return (V) m_data[ ptr + 1 ];
+        while ( true )
         {
-            return (V) m_data[ptr + 1];
-        }
-        while (true) {
             ptr = (ptr + 2) & m_mask2; //that's next index
-            k = m_data[ptr];
+            k = m_data[ ptr ];
 //            if ( k == FREE_KEY )
 //                return null;
-            if (k == (key)) {
-                return (V) m_data[ptr + 1];
-            }
+            if ( k == ( key ) )
+                return (V) m_data[ ptr + 1 ];
         }
     }
 
-    public V put(final K key, final V value) {
-        if (key == null) {
+    public V put( final K key, final V value )
+    {
+        if ( key == null )
             return insertNullKey(value);
-        }
 
         int ptr = getStartIndex(key) << 1;
         Object k = m_data[ptr];
 
-        if (k == FREE_KEY) //end of chain already
+        if ( k == FREE_KEY ) //end of chain already
         {
-            m_data[ptr] = key;
-            m_data[ptr + 1] = value;
-            if (m_size >= m_threshold) {
-                rehash(m_data.length * 2); //size is set inside
-            } else {
+            m_data[ ptr ] = key;
+            m_data[ ptr + 1 ] = value;
+            if ( m_size >= m_threshold )
+                rehash( m_data.length * 2 ); //size is set inside
+            else
                 ++m_size;
-            }
             return null;
-        } else if (k == (key)) //we check FREE and REMOVED prior to this call
+        }
+        else if ( k == ( key ) ) //we check FREE and REMOVED prior to this call
         {
-            final Object ret = m_data[ptr + 1];
-            m_data[ptr + 1] = value;
+            final Object ret = m_data[ ptr + 1 ];
+            m_data[ ptr + 1 ] = value;
             return (V) ret;
         }
 
         int firstRemoved = -1;
-        if (k == REMOVED_KEY) {
+        if ( k == REMOVED_KEY )
             firstRemoved = ptr; //we may find a key later
-        }
 
-        while (true) {
-            ptr = (ptr + 2) & m_mask2; //that's next index calculation
-            k = m_data[ptr];
-            if (k == FREE_KEY) {
-                if (firstRemoved != -1) {
+        while ( true )
+        {
+            ptr = ( ptr + 2 ) & m_mask2; //that's next index calculation
+            k = m_data[ ptr ];
+            if ( k == FREE_KEY )
+            {
+                if ( firstRemoved != -1 )
                     ptr = firstRemoved;
-                }
-                m_data[ptr] = key;
-                m_data[ptr + 1] = value;
-                if (m_size >= m_threshold) {
-                    rehash(m_data.length * 2); //size is set inside
-                } else {
+                m_data[ ptr ] = key;
+                m_data[ ptr + 1 ] = value;
+                if ( m_size >= m_threshold )
+                    rehash( m_data.length * 2 ); //size is set inside
+                else
                     ++m_size;
-                }
                 return null;
-            } else if (k == (key)) {
-                final Object ret = m_data[ptr + 1];
-                m_data[ptr + 1] = value;
+            }
+            else if ( k == ( key ) )
+            {
+                final Object ret = m_data[ ptr + 1 ];
+                m_data[ ptr + 1 ] = value;
                 return (V) ret;
-            } else if (k == REMOVED_KEY) {
-                if (firstRemoved == -1) {
+            }
+            else if ( k == REMOVED_KEY )
+            {
+                if ( firstRemoved == -1 )
                     firstRemoved = ptr;
             }
         }
     }
-    }
 
-    public V remove(final K key) {
-        if (key == null) {
+    public V remove( final K key )
+    {
+        if ( key == null )
             return removeNullKey();
-        }
 
         int ptr = getStartIndex(key) << 1;
-        Object k = m_data[ptr];
-        if (k == FREE_KEY) {
+        Object k = m_data[ ptr ];
+        if ( k == FREE_KEY )
             return null;  //end of chain already
-        } else if (k == (key)) //we check FREE and REMOVED prior to this call
+        else if ( k == ( key ) ) //we check FREE and REMOVED prior to this call
         {
             --m_size;
-            if (m_data[(ptr + 2) & m_mask2] == FREE_KEY) {
-                m_data[ptr] = FREE_KEY;
-            } else {
-                m_data[ptr] = REMOVED_KEY;
-            }
-            final V ret = (V) m_data[ptr + 1];
-            m_data[ptr + 1] = null;
+            if ( m_data[ ( ptr + 2 ) & m_mask2 ] == FREE_KEY )
+                m_data[ ptr ] = FREE_KEY;
+            else
+                m_data[ ptr ] = REMOVED_KEY;
+            final V ret = (V) m_data[ ptr + 1 ];
+            m_data[ ptr + 1 ] = null;
             return ret;
         }
-        while (true) {
-            ptr = (ptr + 2) & m_mask2; //that's next index calculation
-            k = m_data[ptr];
-            if (k == FREE_KEY) {
+        while ( true )
+        {
+            ptr = ( ptr + 2 ) & m_mask2; //that's next index calculation
+            k = m_data[ ptr ];
+            if ( k == FREE_KEY )
                 return null;
-            } else if (k == (key)) {
+            else if ( k == ( key ) )
+            {
                 --m_size;
-                if (m_data[(ptr + 2) & m_mask2] == FREE_KEY) {
-                    m_data[ptr] = FREE_KEY;
-                } else {
-                    m_data[ptr] = REMOVED_KEY;
-                }
-                final V ret = (V) m_data[ptr + 1];
-                m_data[ptr + 1] = null;
+                if ( m_data[ ( ptr + 2 ) & m_mask2 ] == FREE_KEY )
+                    m_data[ ptr ] = FREE_KEY;
+                else
+                    m_data[ ptr ] = REMOVED_KEY;
+                final V ret = (V) m_data[ ptr + 1 ];
+                m_data[ ptr + 1 ] = null;
                 return ret;
             }
         }
     }
 
-    private V insertNullKey(final V value) {
-        if (m_hasNull) {
+    private V insertNullKey(final V value)
+    {
+        if ( m_hasNull )
+        {
             final Object ret = m_nullValue;
             m_nullValue = value;
             return (V) ret;
-        } else {
+        }
+        else
+        {
             m_nullValue = value;
             ++m_size;
             return null;
         }
     }
 
-    private V removeNullKey() {
-        if (m_hasNull) {
+    private V removeNullKey()
+    {
+        if ( m_hasNull )
+        {
             final Object ret = m_nullValue;
             m_nullValue = null;
             m_hasNull = false;
             --m_size;
             return (V) ret;
-        } else {
+        }
+        else
+        {
             return null;
         }
     }
 
-    public int size() {
+    public int size()
+    {
         return m_size;
     }
 
-    private void rehash(final int newCapacity) {
-        m_threshold = (int) (newCapacity / 2 * m_fillFactor);
-        m_mask = newCapacity / 2 - 1;
+    private void rehash( final int newCapacity )
+    {
+        m_threshold = (int) (newCapacity/2 * m_fillFactor);
+        m_mask = newCapacity/2 - 1;
         m_mask2 = newCapacity - 1;
 
         final int oldCapacity = m_data.length;
         final Object[] oldData = m_data;
 
-        m_data = new Object[newCapacity];
-        Arrays.fill(m_data, FREE_KEY);
+        m_data = new Object[ newCapacity ];
+        Arrays.fill( m_data, FREE_KEY );
 
         m_size = m_hasNull ? 1 : 0;
 
-        for (int i = 0; i < oldCapacity; i += 2) {
-            final Object oldKey = oldData[i];
-            if (oldKey != FREE_KEY && oldKey != REMOVED_KEY) {
-                put((K) oldKey, (V) oldData[i + 1]);
-            }
+        for ( int i = 0; i < oldCapacity; i += 2 ) {
+            final Object oldKey = oldData[ i ];
+            if( oldKey != FREE_KEY && oldKey != REMOVED_KEY )
+                put( (K)oldKey, (V)oldData[ i + 1 ]);
         }
     }
 
-    public int getStartIndex(final Object key) {
+    public int getStartIndex( final Object key )
+    {
         //key is not null here
         return key.hashCode() & m_mask;
     }

worldedit-core/src/main/java/com/boydti/fawe/object/collection/SummedAreaTable.java

@@ -28,9 +28,10 @@ public class SummedAreaTable {
 
     public void processSummedAreaTable() {
         int rowSize = source.length / width;
+        int colSize = width;
         int index = 0;
         for (int i = 0; i < rowSize; i++) {
-            for (int j = 0; j < width; j++, index++) {
+            for (int j = 0; j < colSize; j++, index++) {
                 long val = getVal(i, j, index, source[index]);
                 summed[index] = val;
             }

worldedit-core/src/main/java/com/boydti/fawe/object/extent/MultiTransform.java

@@ -28,7 +28,7 @@ public class MultiTransform extends RandomTransform {
     @Override
     public void add(ResettableExtent extent, double chance) {
         super.add(extent, chance);
-        this.extents = getExtents().toArray(new ResettableExtent[0]);
+        this.extents = getExtents().toArray(new ResettableExtent[getExtents().size()]);
     }
 
     @Override

worldedit-core/src/main/java/com/boydti/fawe/object/visitor/Fast2DIterator.java

@@ -4,7 +4,9 @@ import com.boydti.fawe.config.Settings;
 import com.boydti.fawe.example.MappedFaweQueue;
 import com.boydti.fawe.object.FaweQueue;
 import com.boydti.fawe.object.HasFaweQueue;
+import com.boydti.fawe.util.ExtentTraverser;
 import com.sk89q.worldedit.EditSession;
+import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.math.BlockVector2;
 
 import java.util.Iterator;
@@ -20,13 +22,17 @@ public class Fast2DIterator implements Iterable<BlockVector2> {
         this(iter, (HasFaweQueue) extent);
     }
 
+    public Fast2DIterator(@Nonnull Iterable<? extends BlockVector2> iter, @Nullable Extent extent) {
+        this(iter, (HasFaweQueue) (extent != null ? (extent instanceof HasFaweQueue ? extent : new ExtentTraverser(extent).findAndGet(HasFaweQueue.class)) : null));
+    }
+
     public Fast2DIterator(@Nonnull Iterable<? extends BlockVector2> iter, @Nullable HasFaweQueue editSession) {
         this(iter, (FaweQueue) (editSession != null ? editSession.getQueue() : null));
     }
 
     public Fast2DIterator(@Nonnull Iterable<? extends BlockVector2> iter, @Nullable FaweQueue faweQueue) {
         this.iterable = iter;
-        this.queue = faweQueue instanceof MappedFaweQueue ? (MappedFaweQueue) faweQueue : null;
+        this.queue = faweQueue != null && faweQueue instanceof MappedFaweQueue ? (MappedFaweQueue) faweQueue : null;
     }
 
     public Iterable<? extends BlockVector2> getIterable() {

worldedit-core/src/main/java/com/boydti/fawe/regions/general/plot/PlotTrim.java

@@ -124,7 +124,10 @@ public class PlotTrim {
             @Override
             public boolean appliesFile(int mcaX, int mcaZ) {
                 ChunkLoc loc = new ChunkLoc(mcaX, mcaZ);
-                return !mcas.contains(loc);
+                if (mcas.contains(loc)) {
+                    return false;
+                }
+                return true;
             }
 
             @Override

worldedit-core/src/main/java/com/boydti/fawe/util/ArrayUtil.java

@@ -0,0 +1,27 @@
+package com.boydti.fawe.util;
+
+import java.util.Arrays;
+
+public class ArrayUtil {
+    public static final void fill(byte[] a, int fromIndex, int toIndex, byte val) {
+        for (int i = fromIndex; i < toIndex; i++) a[i] = val;
+    }
+
+    public static final void fill(char[] a, int fromIndex, int toIndex, char val) {
+        for (int i = fromIndex; i < toIndex; i++) a[i] = val;
+    }
+
+    public static <T> T[] concatAll(T[] first, T[]... rest) {
+        int totalLength = first.length;
+        for (T[] array : rest) {
+            totalLength += array.length;
+        }
+        T[] result = Arrays.copyOf(first, totalLength);
+        int offset = first.length;
+        for (T[] array : rest) {
+            System.arraycopy(array, 0, result, offset, array.length);
+            offset += array.length;
+        }
+        return result;
+    }
+}

worldedit-core/src/main/java/com/boydti/fawe/util/BrushCache.java

@@ -20,7 +20,6 @@ import java.util.WeakHashMap;
 public final class BrushCache {
     private static final WeakHashMap<Object, BrushTool> brushCache = new WeakHashMap<>();
     private static final Gson gson = new GsonBuilder().setPrettyPrinting().create();
-    private static final ThreadLocal<Boolean> RECURSION = new ThreadLocal<>();
 
     private static final CompoundTag getNBT(BaseItem item) {
         return item.hasNbtData() ? item.getNbtData() : null;
@@ -30,29 +29,21 @@ public final class BrushCache {
         return item.getNativeItem();
     }
 
+    private static final ThreadLocal<Boolean> RECURSION = new ThreadLocal<>();
+
     public static final BrushTool getTool(Player player, LocalSession session, BaseItem item) {
-        if (!item.hasNbtData()) {
-            return null;
-        }
+        if (!item.hasNbtData()) return null;
         Object key = getKey(item);
-        if (key == null) {
-            return null;
-        }
+        if (key == null) return null;
         BrushTool cached = brushCache.get(key);
-        if (cached != null) {
-            return cached;
-        }
+        if (cached != null) return cached;
 
         CompoundTag nbt = item.getNbtData();
-        if (nbt == null) {
-            return null;
-        }
+        if (nbt == null) return null;
         StringTag json = (StringTag) nbt.getValue().get("weBrushJson");
         if (json != null) {
             try {
-                if (RECURSION.get() != null) {
-                    return null;
-                }
+                if (RECURSION.get() != null) return null;
                 RECURSION.set(true);
 
                 BrushTool tool = BrushTool.fromString(player, session, json.getValue());
@@ -73,16 +64,12 @@ public final class BrushCache {
 
     public static BrushTool getCachedTool(BaseItem item) {
         Object key = getKey(item);
-        if (key != null) {
-            return brushCache.get(key);
-        }
+        if (key != null) return brushCache.get(key);
         return null;
     }
 
     public static final BrushTool setTool(BaseItem item, BrushTool tool) {
-        if (item.getNativeItem() == null) {
-            return null;
-        }
+        if (item.getNativeItem() == null) return null;
 
         CompoundTag nbt = item.getNbtData();
         Map<String, Tag> map;
@@ -109,12 +96,8 @@ public final class BrushCache {
             displayMap.put("Lore", FaweCache.asTag(json.split("\\r?\\n")));
             String primary = (String) tool.getPrimary().getSettings().get(BrushSettings.SettingType.BRUSH);
             String secondary = (String) tool.getSecondary().getSettings().get(BrushSettings.SettingType.BRUSH);
-            if (primary == null) {
-                primary = secondary;
-            }
-            if (secondary == null) {
-                secondary = primary;
-            }
+            if (primary == null) primary = secondary;
+            if (secondary == null) secondary = primary;
             if (primary != null) {
                 String name = primary == secondary ? primary.split(" ")[0] : primary.split(" ")[0] + " / " + secondary.split(" ")[0];
                 displayMap.put("Name", new StringTag("{\"text\":\"" + name + "\"}"));

worldedit-core/src/main/java/com/boydti/fawe/util/CachedMathMan.java

@@ -5,17 +5,29 @@ public class CachedMathMan {
     private static final int ATAN2_BITS2 = ATAN2_BITS << 1;
     private static final int ATAN2_MASK = ~(-1 << ATAN2_BITS2);
     private static final int ATAN2_COUNT = ATAN2_MASK + 1;
+    private static final int ATAN2_DIM = (int) Math.sqrt(ATAN2_COUNT);
+    private static final float INV_ATAN2_DIM_MINUS_1 = 1.0f / (ATAN2_DIM - 1);
+    private static final float[] atan2 = new float[ATAN2_COUNT];
 
+    static {
+        for (int i = 0; i < ATAN2_DIM; i++) {
+            for (int j = 0; j < ATAN2_DIM; j++) {
+                float x0 = (float) i / ATAN2_DIM;
+                float y0 = (float) j / ATAN2_DIM;
+
+                atan2[(j * ATAN2_DIM) + i] = (float) Math.atan2(y0, x0);
+            }
+        }
+    }
 
     private static float[] ANGLES = new float[65536];
-    private static char[] SQRT = new char[65536];
-
     static {
         for (int i = 0; i < 65536; ++i) {
             ANGLES[i] = (float) Math.sin((double) i * 3.141592653589793D * 2.0D / 65536.0D);
         }
     }
 
+    private static char[] SQRT = new char[65536];
     static {
         for (int i = 0; i < SQRT.length; i++) {
             SQRT[i] = (char) Math.round(Math.sqrt(i));
@@ -24,7 +36,6 @@ public class CachedMathMan {
 
     /**
      * Optimized for i elem 0,65536 (characters)
-     *
      * @param i
      * @return square root
      */
@@ -40,4 +51,37 @@ public class CachedMathMan {
         return ANGLES[(int) (paramFloat * 10430.378F + 16384.0F) & 0xFFFF];
     }
 
+    protected static final float atan2(float y, float x) {
+        float add, mul;
+
+        if (x < 0.0f) {
+            if (y < 0.0f) {
+                x = -x;
+                y = -y;
+
+                mul = 1.0f;
+            } else {
+                x = -x;
+                mul = -1.0f;
+            }
+
+            add = -3.141592653f;
+        } else {
+            if (y < 0.0f) {
+                y = -y;
+                mul = -1.0f;
+            } else {
+                mul = 1.0f;
+            }
+
+            add = 0.0f;
+        }
+
+        float invDiv = 1.0f / ((Math.max(x, y)) * INV_ATAN2_DIM_MINUS_1);
+
+        int xi = (int) (x * invDiv);
+        int yi = (int) (y * invDiv);
+
+        return (atan2[(yi * ATAN2_DIM) + xi] + add) * mul;
+    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/CachedTextureUtil.java

@@ -1,8 +1,11 @@
 package com.boydti.fawe.util;
 
-import com.sk89q.worldedit.world.block.BlockType;
-import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+import com.boydti.fawe.FaweCache;
 
+import com.sk89q.worldedit.world.block.BlockState;
+import com.sk89q.worldedit.world.block.BlockType;
+import com.sk89q.worldedit.world.block.BlockTypes;
+import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 import java.io.FileNotFoundException;
 
 public class CachedTextureUtil extends DelegateTextureUtil {
@@ -40,7 +43,7 @@ public class CachedTextureUtil extends DelegateTextureUtil {
         }
         BiomeColor result = parent.getNearestBiome(color);
         if (result != null) {
-            colorBiomeMap.put(color, (Integer) result.id);
+            colorBiomeMap.put((int) color, (Integer) result.id);
         }
         return result;
     }
@@ -53,7 +56,7 @@ public class CachedTextureUtil extends DelegateTextureUtil {
         }
         BlockType result = parent.getNearestBlock(color);
         if (result != null) {
-            colorBlockMap.put(color, result);
+            colorBlockMap.put((int) color, result);
         }
         return result;
     }

worldedit-core/src/main/java/com/boydti/fawe/util/CleanTextureUtil.java

@@ -14,12 +14,8 @@ public class CleanTextureUtil extends TextureUtil {
         int maxIndex = ((parent.distances.length - 1) * maxPercent) / 100;
         long min = parent.distances[minIndex];
         long max = parent.distances[maxIndex];
-        for (; minIndex > 0 && parent.distances[minIndex - 1] == min; minIndex--) {
-            ;
-        }
-        for (; maxIndex < parent.distances.length - 1 && parent.distances[maxIndex + 1] == max; maxIndex++) {
-            ;
-        }
+        for (; minIndex > 0 && parent.distances[minIndex - 1] == min; minIndex--) ;
+        for (; maxIndex < parent.distances.length - 1 && parent.distances[maxIndex + 1] == max; maxIndex++) ;
         int num = maxIndex - minIndex + 1;
         this.validMixBiomeColors = parent.validMixBiomeColors;
         this.validMixBiomeIds = parent.validMixBiomeIds;

worldedit-core/src/main/java/com/boydti/fawe/util/ColorUtil.java

@@ -1,6 +1,6 @@
 package com.boydti.fawe.util;
 
-import java.awt.*;
+import java.awt.Color;
 import java.lang.reflect.Field;
 import java.util.Locale;
 
@@ -17,7 +17,7 @@ public class ColorUtil {
                 throw new IllegalArgumentException("Invalid color specification");
             }
             type = PARSE_PERCENT;
-            color = color.substring(0, color.length() - 1).trim();
+            color = color.substring(0, color.length()-1).trim();
         } else if (type == PARSE_PERCENT) {
             throw new IllegalArgumentException("Invalid color specification");
         }
@@ -42,32 +42,32 @@ public class ColorUtil {
         throw new IllegalArgumentException("Invalid color specification");
     }
 
-    private static Color parseRGBColor(String color, int roff) {
+    private static Color parseRGBColor(String color, int roff)
+    {
         try {
             int rend = color.indexOf(',', roff);
-            int gend = rend < 0 ? -1 : color.indexOf(',', rend + 1);
-            int bend = gend < 0 ? -1 : color.indexOf(gend + 1);
+            int gend = rend < 0 ? -1 : color.indexOf(',', rend+1);
+            int bend = gend < 0 ? -1 : color.indexOf(gend+1);
             float r = parseComponent(color, roff, rend, PARSE_COMPONENT);
-            float g = parseComponent(color, rend + 1, gend, PARSE_COMPONENT);
-            float b = parseComponent(color, gend + 1, bend, PARSE_COMPONENT);
+            float g = parseComponent(color, rend+1, gend, PARSE_COMPONENT);
+            float b = parseComponent(color, gend+1, bend, PARSE_COMPONENT);
             return new Color(r, g, b);
-        } catch (NumberFormatException ignored) {
-        }
+        } catch (NumberFormatException nfe) {}
 
         throw new IllegalArgumentException("Invalid color specification");
     }
 
-    private static Color parseHSLColor(String color, int hoff) {
+    private static Color parseHSLColor(String color, int hoff)
+    {
         try {
             int hend = color.indexOf(',', hoff);
-            int send = hend < 0 ? -1 : color.indexOf(',', hend + 1);
-            int lend = send < 0 ? -1 : color.indexOf(send + 1);
+            int send = hend < 0 ? -1 : color.indexOf(',', hend+1);
+            int lend = send < 0 ? -1 : color.indexOf(send+1);
             float h = parseComponent(color, hoff, hend, PARSE_ANGLE);
-            float s = parseComponent(color, hend + 1, send, PARSE_PERCENT);
-            float l = parseComponent(color, send + 1, lend, PARSE_PERCENT);
+            float s = parseComponent(color, hend+1, send, PARSE_PERCENT);
+            float l = parseComponent(color, send+1, lend, PARSE_PERCENT);
             return Color.getHSBColor(h, s, l);
-        } catch (NumberFormatException ignored) {
-        }
+        } catch (NumberFormatException nfe) {}
 
         throw new IllegalArgumentException("Invalid color specification");
     }
@@ -104,8 +104,7 @@ public class ColorUtil {
             try {
                 Field field = java.awt.Color.class.getField(color.toLowerCase());
                 col = (Color) field.get(null);
-            } catch (Throwable ignore) {
-            }
+            } catch (Throwable ignore) {}
             if (col != null) {
                 return col;
             }
@@ -117,6 +116,7 @@ public class ColorUtil {
             int r;
             int g;
             int b;
+            int a;
 
             if (len == 3) {
                 r = Integer.parseInt(color.substring(0, 1), 16);
@@ -139,8 +139,7 @@ public class ColorUtil {
                 b = Integer.parseInt(color.substring(4, 6), 16);
                 return new Color(r, g, b);
             }
-        } catch (NumberFormatException ignored) {
-        }
+        } catch (NumberFormatException nfe) {}
 
         throw new IllegalArgumentException("Invalid color specification");
     }

worldedit-core/src/main/java/com/boydti/fawe/util/DelegateTextureUtil.java

@@ -1,7 +1,9 @@
 package com.boydti.fawe.util;
 
 
+import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockType;
+import com.sk89q.worldedit.world.block.BlockTypes;
 
 import java.awt.image.BufferedImage;
 import java.io.File;
@@ -16,10 +18,6 @@ public class DelegateTextureUtil extends TextureUtil {
         this.parent = parent;
     }
 
-    public static int hueDistance(int red1, int green1, int blue1, int red2, int green2, int blue2) {
-        return TextureUtil.hueDistance(red1, green1, blue1, red2, green2, blue2);
-    }
-
     @Override
     public BlockType getNearestBlock(int color) {
         return parent.getNearestBlock(color);
@@ -125,6 +123,10 @@ public class DelegateTextureUtil extends TextureUtil {
         return parent.colorDistance(red1, green1, blue1, c2);
     }
 
+    public static int hueDistance(int red1, int green1, int blue1, int red2, int green2, int blue2) {
+        return TextureUtil.hueDistance(red1, green1, blue1, red2, green2, blue2);
+    }
+
     @Override
     public long getDistance(BufferedImage image, int c1) {
         return parent.getDistance(image, c1);

worldedit-core/src/main/java/com/boydti/fawe/util/DocumentationPrinter.java

@@ -24,8 +24,28 @@ import com.boydti.fawe.command.CFICommands;
 import com.sk89q.minecraft.util.commands.Command;
 import com.sk89q.minecraft.util.commands.CommandPermissions;
 import com.sk89q.minecraft.util.commands.NestedCommand;
-import com.sk89q.worldedit.command.*;
-
+import com.sk89q.worldedit.command.BiomeCommands;
+import com.sk89q.worldedit.command.BrushCommands;
+import com.sk89q.worldedit.command.BrushOptionsCommands;
+import com.sk89q.worldedit.command.ChunkCommands;
+import com.sk89q.worldedit.command.ClipboardCommands;
+import com.sk89q.worldedit.command.GenerationCommands;
+import com.sk89q.worldedit.command.HistoryCommands;
+import com.sk89q.worldedit.command.MaskCommands;
+import com.sk89q.worldedit.command.NavigationCommands;
+import com.sk89q.worldedit.command.OptionsCommands;
+import com.sk89q.worldedit.command.PatternCommands;
+import com.sk89q.worldedit.command.RegionCommands;
+import com.sk89q.worldedit.command.SchematicCommands;
+import com.sk89q.worldedit.command.ScriptingCommands;
+import com.sk89q.worldedit.command.SelectionCommands;
+import com.sk89q.worldedit.command.SnapshotCommands;
+import com.sk89q.worldedit.command.SnapshotUtilCommands;
+import com.sk89q.worldedit.command.SuperPickaxeCommands;
+import com.sk89q.worldedit.command.ToolCommands;
+import com.sk89q.worldedit.command.TransformCommands;
+import com.sk89q.worldedit.command.UtilityCommands;
+import com.sk89q.worldedit.command.WorldEditCommands;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.PrintStream;
@@ -159,10 +179,10 @@ public final class DocumentationPrinter {
 
             Command cmd = method.getAnnotation(Command.class);
             String[] aliases = cmd.aliases();
-            StringBuilder usage = new StringBuilder(prefix + aliases[0] + " " + cmd.usage());
+            String usage = prefix + aliases[0] + " " + cmd.usage();
             if (!cmd.flags().isEmpty()) {
                 for (char c : cmd.flags().toCharArray()) {
-                    usage.append(" [-").append(c).append("]");
+                    usage += " [-" + c + "]";
                 }
             }
 //            stream.append("#### [`" + usage + "`](" + "https://github.com/boy0001/FastAsyncWorldedit/wiki/" + aliases[0] + ")\n");
@@ -185,9 +205,7 @@ public final class DocumentationPrinter {
             }
         }
         stream.append("\n");
-        if (title) {
-            stream.append("---");
-        }
+        if (title) stream.append("---");
         stream.append("\n");
         stream.append("\n");
     }

worldedit-core/src/main/java/com/boydti/fawe/util/EditSessionBuilder.java

@@ -4,11 +4,7 @@ import com.boydti.fawe.Fawe;
 import com.boydti.fawe.FaweAPI;
 import com.boydti.fawe.config.Settings;
 import com.boydti.fawe.logging.rollback.RollbackOptimizedHistory;
-import com.boydti.fawe.object.FaweLimit;
-import com.boydti.fawe.object.FawePlayer;
-import com.boydti.fawe.object.FaweQueue;
-import com.boydti.fawe.object.NullChangeSet;
-import com.boydti.fawe.object.RegionWrapper;
+import com.boydti.fawe.object.*;
 import com.boydti.fawe.object.changeset.DiskStorageHistory;
 import com.boydti.fawe.object.changeset.FaweChangeSet;
 import com.boydti.fawe.object.changeset.MemoryOptimizedHistory;
@@ -18,10 +14,9 @@ import com.sk89q.worldedit.extent.inventory.BlockBag;
 import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.util.eventbus.EventBus;
 import com.sk89q.worldedit.world.World;
-
+import java.util.UUID;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
-import java.util.UUID;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 

worldedit-core/src/main/java/com/boydti/fawe/util/ExtentTraverser.java

@@ -2,7 +2,6 @@ package com.boydti.fawe.util;
 
 import com.sk89q.worldedit.extent.AbstractDelegateExtent;
 import com.sk89q.worldedit.extent.Extent;
-
 import java.lang.reflect.Field;
 
 public class ExtentTraverser<T extends Extent> {

worldedit-core/src/main/java/com/boydti/fawe/util/FaweTimer.java

@@ -3,17 +3,13 @@ package com.boydti.fawe.util;
 public class FaweTimer implements Runnable {
 
     private final double[] history = new double[]{20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d, 20d};
-    private final long tickInterval = 5;
-    private final double millisPer20Interval = tickInterval * 50 * 20;
     private int historyIndex = 0;
     private long lastPoll = System.currentTimeMillis();
     private long tickStart = System.currentTimeMillis();
+    private final long tickInterval = 5;
+    private final double millisPer20Interval = tickInterval * 50 * 20;
     private long tick = 0;
     private long tickMod = 0;
-    private long lastGetTPSTick = 0;
-    private double lastGetTPSValue = 20d;
-    private long skip = 0;
-    private long skipTick = 0;
 
     @Override
     public void run() {
@@ -36,6 +32,9 @@ public class FaweTimer implements Runnable {
         lastPoll = tickStart;
     }
 
+    private long lastGetTPSTick = 0;
+    private double lastGetTPSValue = 20d;
+
     public double getTPS() {
         if (tick < lastGetTPSTick + tickInterval) {
             return lastGetTPSValue;
@@ -61,6 +60,9 @@ public class FaweTimer implements Runnable {
         return tickStart;
     }
 
+    private long skip = 0;
+    private long skipTick = 0;
+
     public boolean isAbove(double tps) {
         if (tps <= 0) {
             return true;

worldedit-core/src/main/java/com/boydti/fawe/util/FilteredTextureUtil.java

@@ -1,5 +1,9 @@
 package com.boydti.fawe.util;
 
+import com.boydti.fawe.FaweCache;
+
+import com.sk89q.worldedit.world.block.BlockState;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
@@ -7,9 +11,11 @@ import java.io.FileNotFoundException;
 import java.util.Set;
 
 public class FilteredTextureUtil extends TextureUtil {
+    private final Set<BlockType> blocks;
 
     public FilteredTextureUtil(TextureUtil parent, Set<BlockType> blocks) throws FileNotFoundException {
         super(parent.getFolder());
+        this.blocks = blocks;
         this.validMixBiomeColors = parent.validMixBiomeColors;
         this.validMixBiomeIds = parent.validMixBiomeIds;
         this.validBiomes = parent.validBiomes;
@@ -21,9 +27,7 @@ public class FilteredTextureUtil extends TextureUtil {
         int num = 0;
         for (int i = 0; i < parent.validBlockIds.length; i++) {
             BlockType block = BlockTypes.get(parent.validBlockIds[i]);
-            if (blocks.contains(block)) {
-                num++;
-            }
+            if (blocks.contains(block)) num++;
         }
         this.validBlockIds = new int[num];
         this.validColors = new int[num];

worldedit-core/src/main/java/com/boydti/fawe/util/IOUtil.java

@@ -1,41 +1,48 @@
 package com.boydti.fawe.util;
 
-import java.io.DataOutput;
-import java.io.EOFException;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
+import java.io.*;
 import java.net.URI;
 
 public final class IOUtil {
-    public static int readInt(InputStream in) throws IOException {
+    public InputStream toInputStream(URI uri) throws IOException {
+        String scheme = uri.getScheme();
+        switch (scheme.toLowerCase()) {
+            case "file":
+                return new FileInputStream(uri.getPath());
+            case "http":
+            case "https":
+                return uri.toURL().openStream();
+            default:
+                return null;
+        }
+    }
+
+    public static final int readInt(InputStream in) throws IOException {
         int ch1 = in.read();
         int ch2 = in.read();
         int ch3 = in.read();
         int ch4 = in.read();
-        if ((ch1 | ch2 | ch3 | ch4) < 0) {
+        if ((ch1 | ch2 | ch3 | ch4) < 0)
             throw new EOFException();
-        }
         return ((ch1 << 24) + (ch2 << 16) + (ch3 << 8) + (ch4 << 0));
     }
 
-    public static void writeInt(OutputStream out, int v) throws IOException {
+    public static final void writeInt(OutputStream out, int v) throws IOException {
         out.write((v >>> 24) & 0xFF);
         out.write((v >>> 16) & 0xFF);
         out.write((v >>>  8) & 0xFF);
         out.write((v >>>  0) & 0xFF);
     }
 
-    public static void writeVarInt(final OutputStream out, int i) throws IOException {
-        while ((i & -128) != 0) {
+    public static final void writeVarInt(final OutputStream out, int i) throws IOException {
+        while((i & -128) != 0) {
             out.write(i & 127 | 128);
             i >>>= 7;
         }
         out.write(i);
     }
 
-    public static int readVarInt(InputStream in) throws IOException {
+    public static final int readVarInt(InputStream in) throws IOException {
         int i = 0;
         int offset = 0;
         int b;
@@ -47,7 +54,7 @@ public final class IOUtil {
         return i;
     }
 
-    public static void copy(InputStream in, OutputStream out) throws IOException {
+    public static final void copy(InputStream in, OutputStream out) throws IOException {
         byte[] buf = new byte[8192];
         while (true) {
             int r = in.read(buf);
@@ -58,7 +65,7 @@ public final class IOUtil {
         }
     }
 
-    public static int copy(InputStream in, OutputStream out, int len) throws IOException {
+    public static final int copy(InputStream in, OutputStream out, int len) throws IOException {
         byte[] buf = new byte[8192];
         while (len > 0) {
             int r = in.read(buf, 0, Math.min(buf.length, len));
@@ -71,7 +78,7 @@ public final class IOUtil {
         return len;
     }
 
-    public static void copy(InputStream in, DataOutput out) throws IOException {
+    public static final void copy(InputStream in, DataOutput out) throws IOException {
         byte[] buf = new byte[8192];
         while (true) {
             int r = in.read(buf);
@@ -81,5 +88,4 @@ public final class IOUtil {
             out.write(buf, 0, r);
         }
     }
-
 }

worldedit-core/src/main/java/com/boydti/fawe/util/ImgurUtility.java

@@ -1,12 +1,9 @@
 package com.boydti.fawe.util;
 
+import com.boydti.fawe.object.io.FastByteArrayOutputStream;
 import com.google.gson.Gson;
 import com.google.gson.JsonObject;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStreamWriter;
+import java.io.*;
 import java.net.HttpURLConnection;
 import java.net.URL;
 import java.net.URLEncoder;
@@ -15,6 +12,21 @@ import java.util.Base64;
 public class ImgurUtility {
     public static final String CLIENT_ID = "50e34b65351eb07";
 
+    public static URL uploadImage(File file) throws IOException {
+        return uploadImage(new FileInputStream(file));
+    }
+
+    public static URL uploadImage(InputStream is) throws IOException {
+        is = new BufferedInputStream(is);
+        FastByteArrayOutputStream baos = new FastByteArrayOutputStream(Short.MAX_VALUE);
+        int d;
+        while ((d = is.read()) != -1) {
+            baos.write(d);
+        }
+        baos.flush();
+        return uploadImage(baos.toByteArray());
+    }
+
     public static URL uploadImage(byte[] image) throws IOException {
         String json = getImgurContent(CLIENT_ID, image);
         Gson gson = new Gson();

worldedit-core/src/main/java/com/boydti/fawe/util/IncendoPaster.java

@@ -5,23 +5,12 @@ import com.google.common.base.Charsets;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
+import java.io.*;
 import java.net.HttpURLConnection;
 import java.net.URL;
 import java.net.URLConnection;
 import java.nio.file.Files;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Locale;
+import java.util.*;
 
 /**
  * Single class paster for the Incendo paste service
@@ -61,80 +50,6 @@ public final class IncendoPaster {
         this.pasteApplication = pasteApplication;
     }
 
-    public static String debugPaste() throws IOException {
-        final IncendoPaster incendoPaster = new IncendoPaster("fastasyncworldedit");
-
-        StringBuilder b = new StringBuilder();
-        b.append(
-                "# Welcome to this paste\n# It is meant to provide us at IntellectualSites with better information about your "
-                        + "problem\n");
-        b.append("\n# Server Information\n");
-        b.append("server.platform: ").append(Fawe.imp().getPlatform()).append('\n');
-        b.append(Fawe.imp().getDebugInfo()).append('\n');
-        b.append("\n\n# YAY! Now, let's see what we can find in your JVM\n");
-        Runtime runtime = Runtime.getRuntime();
-        b.append("memory.free: ").append(runtime.freeMemory()).append('\n');
-        b.append("memory.max: ").append(runtime.maxMemory()).append('\n');
-        b.append("java.specification.version: '").append(System.getProperty("java.specification.version")).append("'\n");
-        b.append("java.vendor: '").append(System.getProperty("java.vendor")).append("'\n");
-        b.append("java.version: '").append(System.getProperty("java.version")).append("'\n");
-        b.append("os.arch: '").append(System.getProperty("os.arch")).append("'\n");
-        b.append("os.name: '").append(System.getProperty("os.name")).append("'\n");
-        b.append("os.version: '").append(System.getProperty("os.version")).append("'\n\n");
-        b.append("# Okay :D Great. You are now ready to create your bug report!");
-        b.append("\n# You can do so at https://github.com/IntellectualSites/FastAsyncWorldEdit-1.13/issues");
-        b.append("\n# or via our Discord at https://discord.gg/ngZCzbU");
-        incendoPaster.addFile(new IncendoPaster.PasteFile("information", b.toString()));
-
-        try {
-            final File logFile = new File(Fawe.imp().getDirectory(), "../../logs/latest.log");
-            final String file;
-            if (Files.size(logFile.toPath()) > 14_000_000) {
-                file = "too big :(";
-            } else {
-                file = readFile(logFile);
-            }
-            incendoPaster.addFile(new IncendoPaster.PasteFile("latest.log", file));
-        } catch (IOException ignored) {
-        }
-
-        incendoPaster.addFile(new PasteFile("config.yml", readFile(new File(Fawe.imp().getDirectory(), "config.yml"))));
-        incendoPaster.addFile(new PasteFile("config-legacy.yml", readFile(new File(Fawe.imp().getDirectory(), "config-legacy.yml"))));
-        incendoPaster.addFile(new PasteFile("message.yml", readFile(new File(Fawe.imp().getDirectory(), "message.yml"))));
-        incendoPaster.addFile(new PasteFile("commands.yml", readFile(new File(Fawe.imp().getDirectory(), "commands.yml"))));
-
-        final String rawResponse;
-        try {
-            rawResponse = incendoPaster.upload();
-        } catch (Throwable throwable) {
-            throw new IOException(String.format("Failed to upload files: %s", throwable.getMessage()), throwable);
-        }
-        final JsonObject jsonObject = new JsonParser().parse(rawResponse).getAsJsonObject();
-
-        if (jsonObject.has("created")) {
-            final String pasteId = jsonObject.get("paste_id").getAsString();
-            return String.format("https://athion.net/ISPaster/paste/view/%s", pasteId);
-        } else {
-            throw new IOException(String.format("Failed to upload files: %s",
-                                                jsonObject.get("response").getAsString()));
-        }
-    }
-
-    private static String readFile(final File file) throws IOException {
-        final StringBuilder content = new StringBuilder();
-        final List<String> lines = new ArrayList<>();
-        try (final BufferedReader reader = new BufferedReader(new FileReader(file))) {
-            String line;
-            while ((line = reader.readLine()) != null) {
-                lines.add(line);
-            }
-        }
-        for (int i = Math.max(0, lines.size() - 1000); i < lines.size(); i++) {
-            content.append(lines.get(i)).append("\n");
-        }
-        return content.toString();
-    }
-
     /**
      * Get an immutable collection containing all the files that have been added to this paster
      *
@@ -271,4 +186,78 @@ public final class IncendoPaster {
         }
     }
 
+    public static String debugPaste() throws IOException {
+        final IncendoPaster incendoPaster = new IncendoPaster("fastasyncworldedit");
+
+        StringBuilder b = new StringBuilder();
+        b.append(
+            "# Welcome to this paste\n# It is meant to provide us at IntellectualSites with better information about your "
+                + "problem\n");
+        b.append("\n# Server Information\n");
+        b.append("server.platform: ").append(Fawe.imp().getPlatform()).append('\n');
+        b.append(Fawe.imp().getDebugInfo()).append('\n');
+        b.append("\n\n# YAY! Now, let's see what we can find in your JVM\n");
+        Runtime runtime = Runtime.getRuntime();
+        b.append("memory.free: ").append(runtime.freeMemory()).append('\n');
+        b.append("memory.max: ").append(runtime.maxMemory()).append('\n');
+        b.append("java.specification.version: '").append(System.getProperty("java.specification.version")).append("'\n");
+        b.append("java.vendor: '").append(System.getProperty("java.vendor")).append("'\n");
+        b.append("java.version: '").append(System.getProperty("java.version")).append("'\n");
+        b.append("os.arch: '").append(System.getProperty("os.arch")).append("'\n");
+        b.append("os.name: '").append(System.getProperty("os.name")).append("'\n");
+        b.append("os.version: '").append(System.getProperty("os.version")).append("'\n\n");
+        b.append("# Okay :D Great. You are now ready to create your bug report!");
+        b.append("\n# You can do so at https://github.com/IntellectualSites/FastAsyncWorldEdit-1.13/issues");
+        b.append("\n# or via our Discord at https://discord.gg/ngZCzbU");
+        incendoPaster.addFile(new IncendoPaster.PasteFile("information", b.toString()));
+
+        try {
+            final File logFile = new File(Fawe.imp().getDirectory(), "../../logs/latest.log");
+            final String file;
+            if (Files.size(logFile.toPath()) > 14_000_000) {
+                file = "too big :(";
+            } else {
+                file = readFile(logFile);
+            }
+            incendoPaster.addFile(new IncendoPaster.PasteFile("latest.log", file));
+        } catch (IOException ignored) {
+        }
+
+        incendoPaster.addFile(new PasteFile("config.yml", readFile(new File(Fawe.imp().getDirectory(), "config.yml"))));
+        incendoPaster.addFile(new PasteFile("config-legacy.yml", readFile(new File(Fawe.imp().getDirectory(), "config-legacy.yml"))));
+        incendoPaster.addFile(new PasteFile("message.yml", readFile(new File(Fawe.imp().getDirectory(), "message.yml"))));
+        incendoPaster.addFile(new PasteFile("commands.yml", readFile(new File(Fawe.imp().getDirectory(), "commands.yml"))));
+
+        final String rawResponse;
+        try {
+            rawResponse = incendoPaster.upload();
+        } catch (Throwable throwable) {
+            throw new IOException(String.format("Failed to upload files: %s", throwable.getMessage()), throwable);
+        }
+        final JsonObject jsonObject = new JsonParser().parse(rawResponse).getAsJsonObject();
+
+        if (jsonObject.has("created")) {
+            final String pasteId = jsonObject.get("paste_id").getAsString();
+            return String.format("https://athion.net/ISPaster/paste/view/%s", pasteId);
+        } else {
+            throw new IOException(String.format("Failed to upload files: %s",
+                jsonObject.get("response").getAsString()));
+        }
+    }
+
+    private static String readFile(final File file) throws IOException {
+        final StringBuilder content = new StringBuilder();
+        final List<String> lines = new ArrayList<>();
+        try (final BufferedReader reader = new BufferedReader(new FileReader(file))) {
+            String line;
+            while ((line = reader.readLine()) != null) {
+                lines.add(line);
+            }
+        }
+        for (int i = Math.max(0, lines.size() - 1000); i < lines.size(); i++) {
+            content.append(lines.get(i)).append("\n");
+        }
+        return content.toString();
+    }
+
 }

worldedit-core/src/main/java/com/boydti/fawe/util/Jars.java

@@ -1,7 +1,6 @@
 package com.boydti.fawe.util;
 
 import com.boydti.fawe.Fawe;
-
 import java.io.DataInputStream;
 import java.io.IOException;
 import java.net.URL;
@@ -24,9 +23,12 @@ public enum Jars {
     public final String digest;
 
     /**
-     * @param url Where this jar can be found and downloaded
-     * @param digest The SHA-256 hexadecimal digest
-     * @param filesize Size of this jar in bytes
+     * @param url
+     *            Where this jar can be found and downloaded
+     * @param digest
+     *            The SHA-256 hexadecimal digest
+     * @param filesize
+     *            Size of this jar in bytes
      */
     Jars(String url, String digest, int filesize) {
         this.url = url;
@@ -34,9 +36,7 @@ public enum Jars {
         this.filesize = filesize;
     }
 
-    /**
-     * download a jar, verify hash, return byte[] containing the jar
-     */
+    /** download a jar, verify hash, return byte[] containing the jar */
     public byte[] download() throws IOException {
         byte[] jarBytes = new byte[this.filesize];
         URL url = new URL(this.url);

worldedit-core/src/main/java/com/boydti/fawe/util/MainUtil.java

@@ -3,35 +3,19 @@ package com.boydti.fawe.util;
 import com.boydti.fawe.Fawe;
 import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.config.Settings;
-import com.boydti.fawe.object.FaweInputStream;
-import com.boydti.fawe.object.FaweOutputStream;
-import com.boydti.fawe.object.FawePlayer;
-import com.boydti.fawe.object.RegionWrapper;
-import com.boydti.fawe.object.RunnableVal;
-import com.boydti.fawe.object.RunnableVal2;
+import com.boydti.fawe.object.*;
 import com.boydti.fawe.object.changeset.CPUOptimizedChangeSet;
 import com.boydti.fawe.object.changeset.FaweStreamChangeSet;
 import com.boydti.fawe.object.io.AbstractDelegateOutputStream;
 import com.github.luben.zstd.ZstdInputStream;
 import com.github.luben.zstd.ZstdOutputStream;
-import com.sk89q.jnbt.CompoundTag;
-import com.sk89q.jnbt.DoubleTag;
-import com.sk89q.jnbt.IntTag;
-import com.sk89q.jnbt.ListTag;
-import com.sk89q.jnbt.StringTag;
-import com.sk89q.jnbt.Tag;
+import com.sk89q.jnbt.*;
 import com.sk89q.worldedit.entity.Entity;
 import com.sk89q.worldedit.extent.clipboard.io.ClipboardFormat;
 import com.sk89q.worldedit.extent.clipboard.io.ClipboardFormats;
 import com.sk89q.worldedit.history.changeset.ChangeSet;
 import com.sk89q.worldedit.util.Location;
-import net.jpountz.lz4.LZ4BlockInputStream;
-import net.jpountz.lz4.LZ4BlockOutputStream;
-import net.jpountz.lz4.LZ4Compressor;
-import net.jpountz.lz4.LZ4Factory;
-import net.jpountz.lz4.LZ4FastDecompressor;
-import net.jpountz.lz4.LZ4InputStream;
-import net.jpountz.lz4.LZ4Utils;
+import net.jpountz.lz4.*;
 
 import javax.annotation.Nullable;
 import javax.imageio.ImageIO;
@@ -39,49 +23,28 @@ import java.awt.*;
 import java.awt.image.BufferedImage;
 import java.io.*;
 import java.lang.reflect.Array;
-import java.net.HttpURLConnection;
-import java.net.MalformedURLException;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.net.URLConnection;
+import java.lang.reflect.Method;
+import java.net.*;
 import java.nio.channels.Channels;
 import java.nio.channels.FileChannel;
 import java.nio.channels.ReadableByteChannel;
 import java.nio.charset.StandardCharsets;
-import java.nio.file.FileVisitResult;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.nio.file.SimpleFileVisitor;
-import java.nio.file.StandardCopyOption;
+import java.nio.file.*;
 import java.nio.file.attribute.BasicFileAttributes;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Comparator;
 import java.util.List;
-import java.util.Map;
-import java.util.Scanner;
-import java.util.UUID;
+import java.util.*;
+import java.util.Map.Entry;
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 import java.util.regex.Pattern;
-import java.util.zip.DataFormatException;
-import java.util.zip.Deflater;
-import java.util.zip.GZIPInputStream;
-import java.util.zip.Inflater;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipInputStream;
+import java.util.zip.*;
 
 import static java.lang.System.arraycopy;
 
 public class MainUtil {
-    private static final LZ4Factory FACTORY = LZ4Factory.fastestInstance();
-    private static final LZ4Compressor COMPRESSOR = FACTORY.fastCompressor();
-    private static final LZ4FastDecompressor DECOMPRESSOR = FACTORY.fastDecompressor();
-
     /*
      * Generic non plugin related utils
      *  e.g. sending messages
@@ -142,6 +105,10 @@ public class MainUtil {
         return Double.parseDouble(version.substring(0, pos));
     }
 
+    public static void stacktrace() {
+        new Exception().printStackTrace();
+    }
+
     public static void traverse(Path path, final BiConsumer<Path, BasicFileAttributes> onEach) {
         try {
             Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
@@ -170,9 +137,7 @@ public class MainUtil {
     }
 
     public static File resolveRelative(File file) {
-        if (!file.exists()) {
-            return new File(relativize(file.getPath()));
-        }
+        if (!file.exists()) return new File(relativize(file.getPath()));
         return file;
     }
 
@@ -182,15 +147,11 @@ public class MainUtil {
         int skip = 0;
         int len = split.length - 1;
         for (int i = len; i >= 0; i--) {
-            if (skip > 0) {
-                skip--;
-            } else {
+            if (skip > 0) skip--;
+            else {
                 String arg = split[i];
-                if (arg.equals("..")) {
-                    skip++;
-                } else {
-                    out.insert(0, arg + (i == len ? "" : File.separator));
-                }
+                if (arg.equals("..")) skip++;
+                else out.insert(0, arg + (i == len ? "" : File.separator));
             }
         }
         return out.toString();
@@ -198,13 +159,9 @@ public class MainUtil {
 
     public static void forEachFile(Path path, final RunnableVal2<Path, BasicFileAttributes> onEach, Comparator<File> comparator) {
         File dir = path.toFile();
-        if (!dir.exists()) {
-            return;
-        }
+        if (!dir.exists()) return;
         File[] files = path.toFile().listFiles();
-        if (comparator != null) {
-            Arrays.sort(files, comparator);
-        }
+        if (comparator != null) Arrays.sort(files, comparator);
         for (File file : files) {
             Path filePath = file.toPath();
             try {
@@ -225,13 +182,9 @@ public class MainUtil {
                 val = StringMan.toInteger(name, 0, name.length());
             } else {
                 int i = name.lastIndexOf('.');
-                if (i != -1) {
-                    val = StringMan.toInteger(name, 0, i);
-                }
-            }
-            if (val != null && val > max[0]) {
-                max[0] = val;
+                if (i != -1) val = StringMan.toInteger(name, 0, i);
             }
+            if (val != null && val > max[0]) max[0] = val;
             return false;
         });
         return max[0] + 1;
@@ -269,6 +222,10 @@ public class MainUtil {
         return getCompressedOS(os, amount, Settings.IMP.HISTORY.BUFFER_SIZE);
     }
 
+    private static final LZ4Factory FACTORY = LZ4Factory.fastestInstance();
+    private static final LZ4Compressor COMPRESSOR = FACTORY.fastCompressor();
+    private static final LZ4FastDecompressor DECOMPRESSOR = FACTORY.fastDecompressor();
+
     public static int getMaxCompressedLength(int size) {
         return LZ4Utils.maxCompressedLength(size);
     }
@@ -287,9 +244,7 @@ public class MainUtil {
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         while (!deflate.finished()) {
             int n = deflate.deflate(buffer);
-            if (n != 0) {
-                baos.write(buffer, 0, n);
-            }
+            if (n != 0) baos.write(buffer, 0, n);
         }
         return baos.toByteArray();
     }
@@ -307,9 +262,7 @@ public class MainUtil {
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         while (!inflater.finished()) {
             int n = inflater.inflate(buffer);
-            if (n != 0) {
-                baos.write(buffer, 0, n);
-            }
+            if (n != 0) baos.write(buffer, 0, n);
         }
         return baos.toByteArray();
     }
@@ -491,6 +444,36 @@ public class MainUtil {
         }
     }
 
+    private static final Class[] parameters = new Class[]{URL.class};
+
+    public static ClassLoader loadURLClasspath(URL u) throws IOException {
+        ClassLoader sysloader = ClassLoader.getSystemClassLoader();
+
+        Class sysclass = URLClassLoader.class;
+
+        try {
+            Method method = sysclass.getDeclaredMethod("addURL", parameters);
+            method.setAccessible(true);
+            if (sysloader instanceof URLClassLoader) {
+                method.invoke(sysloader, new Object[]{u});
+            } else {
+                ClassLoader loader = MainUtil.class.getClassLoader();
+                while (!(loader instanceof URLClassLoader) && loader.getParent() != null) {
+                    loader = loader.getParent();
+                }
+                if (loader instanceof URLClassLoader) {
+                    method.invoke(sysloader, new Object[]{u});
+                } else {
+                    loader = new URLClassLoader(new URL[]{u}, MainUtil.class.getClassLoader());
+                    return loader;
+                }
+            }
+        } catch (Throwable throwable) {
+            throwable.printStackTrace();
+        }
+        return sysloader;
+    }
+
     public static String getText(String url) throws IOException {
         try (Scanner scanner = new Scanner(new URL(url).openStream(), "UTF-8")) {
             return scanner.useDelimiter("\\A").next();
@@ -568,12 +551,12 @@ public class MainUtil {
     }
 
     public static Thread[] getThreads() {
-        ThreadGroup rootGroup = Thread.currentThread().getThreadGroup();
+        ThreadGroup rootGroup = Thread.currentThread( ).getThreadGroup( );
         ThreadGroup parentGroup;
-        while ((parentGroup = rootGroup.getParent()) != null) {
+        while ( ( parentGroup = rootGroup.getParent() ) != null ) {
             rootGroup = parentGroup;
         }
-        Thread[] threads = new Thread[rootGroup.activeCount()];
+        Thread[] threads = new Thread[ rootGroup.activeCount() ];
         if (threads.length != 0) {
             while (rootGroup.enumerate(threads, true) == threads.length) {
                 threads = new Thread[threads.length * 2];
@@ -615,9 +598,7 @@ public class MainUtil {
     }
 
     public static BufferedImage toRGB(BufferedImage src) {
-        if (src == null) {
-            return src;
-        }
+        if (src == null) return src;
         BufferedImage img = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_INT_ARGB);
         Graphics2D g2d = img.createGraphics();
         g2d.drawImage(src, 0, 0, null);
@@ -695,6 +676,60 @@ public class MainUtil {
 //        if (!debug) {
         e.printStackTrace();
         return;
+//        }
+//        String header = "====== FAWE: " + e.getLocalizedMessage() + " ======";
+//        Fawe.debug(header);
+//        String[] trace = getTrace(e);
+//        for (int i = 0; i < trace.length && i < 8; i++) {
+//            Fawe.debug(" - " + trace[i]);
+//        }
+//        String[] cause = getTrace(e.getCause());
+//        Fawe.debug("Cause: " + (cause.length == 0 ? "N/A" : ""));
+//        for (int i = 0; i < cause.length && i < 8; i++) {
+//            Fawe.debug(" - " + cause[i]);
+//        }
+//        Fawe.debug(StringMan.repeat("=", header.length()));
+    }
+
+    public static String[] getTrace(Throwable e) {
+        if (e == null) {
+            return new String[0];
+        }
+        StackTraceElement[] elems = e.getStackTrace();
+        String[] msg = new String[elems.length];//[elems.length + 1];
+//        HashSet<String> packages = new HashSet<>();
+        for (int i = 0; i < elems.length; i++) {
+            StackTraceElement elem = elems[i];
+            elem.getLineNumber();
+            String methodName = elem.getMethodName();
+            int index = elem.getClassName().lastIndexOf('.');
+            String className = elem.getClassName();
+//            if (!(index == -1 || className.startsWith("io.netty") || className.startsWith("javax") || className.startsWith("java") || className.startsWith("sun") || className.startsWith("net.minecraft") || className.startsWith("org.spongepowered") || className.startsWith("org.bukkit") || className.startsWith("com.google"))) {
+//                packages.add(className.substring(0, index-1));
+//            }
+            String name = className.substring(index == -1 ? 0 : index + 1);
+            name = name.length() == 0 ? elem.getClassName() : name;
+            String argString = "(...)";
+            try {
+                for (Method method : Class.forName(elem.getClassName()).getDeclaredMethods()) {
+                    if (method.getName().equals(methodName)) {
+                        Class<?>[] params = method.getParameterTypes();
+                        argString = "";
+                        String prefix = "";
+                        for (Class param : params) {
+                            argString += prefix + param.getSimpleName();
+                            prefix = ",";
+                        }
+                        argString = "[" + method.getReturnType().getSimpleName() + "](" + argString + ")";
+                        break;
+                    }
+                }
+            } catch (Throwable ignore) {
+            }
+            msg[i] = name + "." + methodName + argString + ":" + elem.getLineNumber();
+        }
+//        msg[msg.length-1] = StringMan.getString(packages);
+        return msg;
     }
 
     public static void warnDeprecated(Class... alternatives) {
@@ -711,12 +746,16 @@ public class MainUtil {
                     String className = creatorElement.getClassName();
                     Class clazz = Class.forName(className);
                     String creator = clazz.getSimpleName();
+                    String packageName = clazz.getPackage().getName();
 
-                    String myName = Class.forName(stack.getClassName()).getSimpleName();
-                    Fawe.debug("@" + creator + " used by " + myName + "." + stack.getMethodName() + "():" + stack.getLineNumber() + " is deprecated.");
+                    StackTraceElement deprecatedElement = stack;
+                    String myName = Class.forName(deprecatedElement.getClassName()).getSimpleName();
+                    Fawe.debug("@" + creator + " used by " + myName + "." + deprecatedElement.getMethodName() + "():" + deprecatedElement.getLineNumber() + " is deprecated.");
                     Fawe.debug(" - Alternatives: " + StringMan.getString(alternatives));
                 } catch (Throwable throwable) {
                     throwable.printStackTrace();
+                } finally {
+                    break;
                 }
             }
         }
@@ -743,9 +782,7 @@ public class MainUtil {
                     break;
                 case '.':
                     res[index--] = val;
-                    if (index == -1) {
-                        return res;
-                    }
+                    if (index == -1) return res;
                     val = 0;
                     numIndex = 1;
                     break;
@@ -768,26 +805,18 @@ public class MainUtil {
         }
         if (allowDir) {
             File file = MainUtil.resolveRelative(new File(dir, filename));
-            if (file.exists() && file.isDirectory()) {
-                return file;
-            }
+            if (file.exists() && file.isDirectory()) return file;
         }
         for (ClipboardFormat f : ClipboardFormats.getAll()) {
             File file = MainUtil.resolveRelative(new File(dir, filename + "." + f.getPrimaryFileExtension()));
-            if (file.exists()) {
-                return file;
-            }
+            if (file.exists()) return file;
         }
         return null;
     }
 
     public static boolean isInSubDirectory(File dir, File file) throws IOException {
-        if (file == null) {
-            return false;
-        }
-        if (file.equals(dir)) {
-            return true;
-        }
+        if (file == null) return false;
+        if (file.equals(dir)) return true;
         file = file.getCanonicalFile();
         dir = dir.getCanonicalFile();
         return isInSubDirectory(dir, file.getParentFile());
@@ -951,6 +980,10 @@ public class MainUtil {
         return time;
     }
 
+    public static void deleteOlder(File directory, final long timeDiff) {
+        deleteOlder(directory, timeDiff, true);
+    }
+
     public static void deleteOlder(File directory, final long timeDiff, boolean printDebug) {
         final long now = System.currentTimeMillis();
         ForkJoinPool pool = new ForkJoinPool();
@@ -958,9 +991,7 @@ public class MainUtil {
             long age = now - file.lastModified();
             if (age > timeDiff) {
                 pool.submit(file::delete);
-                if (printDebug) {
-                    BBC.FILE_DELETED.send(null, file);
-                }
+                if (printDebug) BBC.FILE_DELETED.send(null, file);
             }
         });
         pool.shutdown();
@@ -971,6 +1002,49 @@ public class MainUtil {
         }
     }
 
+    public static boolean deleteDirectory(File directory) {
+        return deleteDirectory(directory, true);
+    }
+
+    public static boolean deleteDirectory(File directory, boolean printDebug) {
+        if (directory.exists()) {
+            File[] files = directory.listFiles();
+            if (null != files) {
+                for (File file : files) {
+                    if (file.isDirectory()) {
+                        deleteDirectory(file, printDebug);
+                    } else {
+                        file.delete();
+                        if (printDebug) BBC.FILE_DELETED.send(null, file);
+                    }
+                }
+            }
+        }
+        return (directory.delete());
+    }
+
+    public static boolean isValidTag(Tag tag) {
+        if (tag instanceof EndTag) {
+            return false;
+        } else if (tag instanceof ListTag) {
+            ListTag lt = (ListTag) tag;
+            if ((lt).getType() == EndTag.class) {
+                return false;
+            }
+        } else if (tag instanceof CompoundTag) {
+            for (Entry<String, Tag> entry : ((CompoundTag) tag).getValue().entrySet()) {
+                if (!isValidTag(entry.getValue())) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    public enum OS {
+        LINUX, WINDOWS, MACOS, UNKNOWN;
+    }
+
     public static File getWorkingDirectory(String applicationName) {
         String userHome = System.getProperty("user.home", ".");
         File workingDirectory;
@@ -1014,8 +1088,4 @@ public class MainUtil {
         }
         return OS.UNKNOWN;
     }
-
-    public enum OS {
-        LINUX, WINDOWS, MACOS, UNKNOWN;
-    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/MaskTraverser.java

@@ -3,7 +3,6 @@ package com.boydti.fawe.util;
 import com.boydti.fawe.object.mask.ResettableMask;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.function.mask.Mask;
-
 import java.lang.reflect.Field;
 import java.util.Collection;
 

worldedit-core/src/main/java/com/boydti/fawe/util/MathMan.java

@@ -4,7 +4,6 @@ public class MathMan {
 
     /**
      * Optimized for i elem 0,65536 (characters)
-     *
      * @param i
      * @return square root
      */
@@ -23,7 +22,7 @@ public class MathMan {
         return CachedMathMan.cosInexact(paramFloat);
     }
 
-    public static int log2nlz(int bits) {
+    public static int log2nlz( int bits ) {
         return Integer.SIZE - Integer.numberOfLeadingZeros(bits);
     }
 
@@ -52,6 +51,16 @@ public class MathMan {
         return max;
     }
 
+    public static int min(int... values) {
+        int min = Integer.MAX_VALUE;
+        for (int d : values) {
+            if (d < min) {
+                min = d;
+            }
+        }
+        return min;
+    }
+
     public static double min(double... values) {
         double min = Double.MAX_VALUE;
         for (double d : values) {
@@ -62,6 +71,11 @@ public class MathMan {
         return min;
     }
 
+    public static int ceilZero(float floatNumber) {
+        int floor = (int) floatNumber;
+        return floatNumber > (float) floor ? floor + 1 : floor;
+    }
+
     public static int sqr(int val) {
         return val * val;
     }
@@ -107,59 +121,72 @@ public class MathMan {
         }
     }
 
-    public static int pair(short x, short y) {
+    public static final long inverseRound(double val) {
+        long round = Math.round(val);
+        return (long) (round + Math.signum(val - round));
+    }
+
+    public static final int pair(short x, short y) {
         return (x << 16) | (y & 0xFFFF);
     }
 
-    public static short unpairX(int hash) {
+    public static final short unpairX(int hash) {
         return (short) (hash >> 16);
     }
 
-    public static short unpairY(int hash) {
+    public static final short unpairY(int hash) {
         return (short) (hash & 0xFFFF);
     }
 
-    public static short pairByte(int x, int y) {
+    public static final short pairByte(int x, int y) {
         return (short) ((x << 8) | (y & 0xFF));
     }
 
-    public static byte unpairShortX(short pair) {
+    public static final byte unpairShortX(short pair) {
         return (byte) (pair >> 8);
     }
 
-    public static byte unpairShortY(short pair) {
+    public static final byte unpairShortY(short pair) {
         return (byte) pair;
     }
 
-    public static long pairInt(int x, int y) {
+    public static final long pairInt(int x, int y) {
         return (((long) x) << 32) | (y & 0xffffffffL);
     }
 
-    public static long untripleWorldCoordX(long triple) {
+    public static final long tripleWorldCoord(int x, int y, int z) {
+        return y + (((long) x & 0x3FFFFFF) << 8) + (((long) z & 0x3FFFFFF) << 34);
+    }
+
+    public static final long untripleWorldCoordX(long triple) {
         return (((triple >> 8) & 0x3FFFFFF) << 38) >> 38;
     }
 
-    public static long untripleWorldCoordY(long triple) {
+    public static final long untripleWorldCoordY(long triple) {
         return triple & 0xFF;
     }
 
-    public static short tripleBlockCoord(int x, int y, int z) {
+    public static final long untripleWorldCoordZ(long triple) {
+        return (((triple >> 34) & 0x3FFFFFF) << 38) >> 38;
+    }
+
+    public static final short tripleBlockCoord(int x, int y, int z) {
         return (short) ((x & 15) << 12 | (z & 15) << 8 | y);
     }
 
-    public static char tripleBlockCoordChar(int x, int y, int z) {
+    public static final char tripleBlockCoordChar(int x, int y, int z) {
         return (char) ((x & 15) << 12 | (z & 15) << 8 | y);
     }
 
-    public static int untripleBlockCoordX(int triple) {
+    public static final int untripleBlockCoordX(int triple) {
         return (triple >> 12) & 0xF;
     }
 
-    public static int untripleBlockCoordY(int triple) {
+    public static final int untripleBlockCoordY(int triple) {
         return (triple & 0xFF);
     }
 
-    public static int untripleBlockCoordZ(int triple) {
+    public static final int untripleBlockCoordZ(int triple) {
         return (triple >> 8) & 0xF;
     }
 
@@ -204,27 +231,31 @@ public class MathMan {
         return y3 + (y2 << 4) + (y1 << 12);
     }
 
-    public static int unpairIntX(long pair) {
+    public static final long chunkXZ2Int(int x, int z) {
+        return (long) x & 4294967295L | ((long) z & 4294967295L) << 32;
+    }
+
+    public static final int unpairIntX(long pair) {
         return (int) (pair >> 32);
     }
 
-    public static int unpairIntY(long pair) {
+    public static final int unpairIntY(long pair) {
         return (int) pair;
     }
 
-    public static byte pair16(int x, int y) {
+    public static final byte pair16(int x, int y) {
         return (byte) (x + (y << 4));
     }
 
-    public static byte unpair16x(byte value) {
+    public static final byte unpair16x(byte value) {
         return (byte) (value & 0xF);
     }
 
-    public static byte unpair16y(byte value) {
+    public static final byte unpair16y(byte value) {
         return (byte) ((value >> 4) & 0xF);
     }
 
-    public static byte pair8(int x, int y) {
+    public static final byte pair8(int x, int y) {
         return (byte) (x + (y << 3));
     }
 
@@ -236,14 +267,18 @@ public class MathMan {
         return (byte) ((value >> 3) & 0x7F);
     }
 
-    public static int gcd(int a, int b) {
+    public static final int lossyFastDivide(int a, int b) {
+        return (a * ((1 << 16) / b)) >> 16;
+    }
+
+    public static final int gcd(int a, int b) {
         if (b == 0) {
             return a;
         }
         return gcd(b, a % b);
     }
 
-    public static int gcd(int[] a) {
+    public static final int gcd(int[] a) {
         int result = a[0];
         for (int i = 1; i < a.length; i++) {
             result = gcd(result, a[i]);
@@ -252,7 +287,15 @@ public class MathMan {
     }
 
 
-    public static double getMean(double[] array) {
+    public static final double getMean(int[] array) {
+        double count = 0;
+        for (int i : array) {
+            count += i;
+        }
+        return count / array.length;
+    }
+
+    public static final double getMean(double[] array) {
         double count = 0;
         for (double i : array) {
             count += i;
@@ -267,24 +310,50 @@ public class MathMan {
      * @param pitch
      * @return
      */
-    public static float[] getDirection(float yaw, float pitch) {
+    public static final float[] getDirection(float yaw, float pitch) {
         double pitch_sin = Math.sin(pitch);
         return new float[]{(float) (pitch_sin * Math.cos(yaw)), (float) (pitch_sin * Math.sin(yaw)), (float) Math.cos(pitch)};
     }
 
-    public static int roundInt(double value) {
+    public static final int roundInt(double value) {
         return (int) (value < 0 ? (value == (int) value) ? value : value - 1 : value);
     }
 
-    public static float sqrtApprox(float f) {
+    /**
+     * Returns [ pitch, yaw ]
+     *
+     * @param x
+     * @param y
+     * @param z
+     * @return
+     */
+    public static final float[] getPitchAndYaw(float x, float y, float z) {
+        float distance = sqrtApprox((z * z) + (x * x));
+        return new float[]{atan2(y, distance), atan2(x, z)};
+    }
+
+    public static final float atan2(float y, float x) {
+        return CachedMathMan.atan2(y, x);
+    }
+
+    public static final float sqrtApprox(float f) {
         return f * Float.intBitsToFloat(0x5f375a86 - (Float.floatToIntBits(f) >> 1));
     }
 
-    public static double sqrtApprox(double d) {
-        return Double.longBitsToDouble(((Double.doubleToLongBits(d) - (1L << 52)) >> 1) + (1L << 61));
+    public static final double sqrtApprox(double d) {
+        return Double.longBitsToDouble(((Double.doubleToLongBits(d) - (1l << 52)) >> 1) + (1l << 61));
     }
 
-    public static boolean isInteger(CharSequence str) {
+    public static final float invSqrt(float x) {
+        float xhalf = 0.5f * x;
+        int i = Float.floatToIntBits(x);
+        i = 0x5f3759df - (i >> 1);
+        x = Float.intBitsToFloat(i);
+        x = x * (1.5f - (xhalf * x * x));
+        return x;
+    }
+
+    public static final boolean isInteger(CharSequence str) {
         if (str == null) {
             return false;
         }
@@ -308,8 +377,41 @@ public class MathMan {
         return true;
     }
 
-    public static int absByte(int value) {
+    public static final double getSD(double[] array, double av) {
+        double sd = 0;
+        for (double element : array) {
+            sd += Math.pow(Math.abs(element - av), 2);
+        }
+        return Math.sqrt(sd / array.length);
+    }
+
+    public static final double getSD(int[] array, double av) {
+        double sd = 0;
+        for (int element : array) {
+            sd += Math.pow(Math.abs(element - av), 2);
+        }
+        return Math.sqrt(sd / array.length);
+    }
+
+    public static final int absByte(int value) {
         return (value ^ (value >> 8)) - (value >> 8);
     }
 
+    public static final int mod(int x, int y) {
+        if (isPowerOfTwo(y)) {
+            return x & (y - 1);
+        }
+        return x % y;
+    }
+
+    public static final int unsignedmod(int x, int y) {
+        if (isPowerOfTwo(y)) {
+            return x & (y - 1);
+        }
+        return x % y;
+    }
+
+    public static final boolean isPowerOfTwo(int x) {
+        return (x & (x - 1)) == 0;
+    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/MemUtil.java

@@ -1,7 +1,6 @@
 package com.boydti.fawe.util;
 
 import com.boydti.fawe.config.Settings;
-
 import java.util.Queue;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -9,8 +8,6 @@ import java.util.concurrent.atomic.AtomicBoolean;
 public class MemUtil {
 
     private static AtomicBoolean memory = new AtomicBoolean(false);
-    private static Queue<Runnable> memoryLimitedTasks = new ConcurrentLinkedQueue<>();
-    private static Queue<Runnable> memoryPlentifulTasks = new ConcurrentLinkedQueue<>();
 
     public static boolean isMemoryFree() {
         return !memory.get();
@@ -31,7 +28,8 @@ public class MemUtil {
     }
 
     public static long getUsedBytes() {
-        return Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
+        long used = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
+        return used;
     }
 
     public static long getFreeBytes() {
@@ -53,17 +51,18 @@ public class MemUtil {
         return size;
     }
 
+    private static Queue<Runnable> memoryLimitedTasks = new ConcurrentLinkedQueue<>();
+    private static Queue<Runnable> memoryPlentifulTasks = new ConcurrentLinkedQueue<>();
+
     public static void addMemoryLimitedTask(Runnable run) {
-        if (run != null) {
+        if (run != null)
             memoryLimitedTasks.add(run);
     }
-    }
 
     public static void addMemoryPlentifulTask(Runnable run) {
-        if (run != null) {
+        if (run != null)
             memoryPlentifulTasks.add(run);
     }
-    }
 
     public static void memoryLimitedTask() {
         System.gc();

worldedit-core/src/main/java/com/boydti/fawe/util/Perm.java

@@ -16,6 +16,14 @@ public enum Perm {
         this.cat = cat;
     }
 
+    public boolean has(final FawePlayer<?> player) {
+        return this.hasPermission(player, this);
+    }
+
+    public boolean hasPermission(final FawePlayer<?> player, final Perm perm) {
+        return hasPermission(player, perm.s);
+    }
+
     public static boolean hasPermission(final FawePlayer<?> player, final String perm) {
         if ((player == null) || player.hasPermission(ADMIN.s)) {
             return true;
@@ -33,12 +41,4 @@ public enum Perm {
         }
         return false;
     }
-
-    public boolean has(final FawePlayer<?> player) {
-        return this.hasPermission(player, this);
-    }
-
-    public boolean hasPermission(final FawePlayer<?> player, final Perm perm) {
-        return hasPermission(player, perm.s);
-    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/RandomTextureUtil.java

@@ -8,13 +8,14 @@ import java.util.concurrent.ThreadLocalRandom;
 
 public class RandomTextureUtil extends CachedTextureUtil {
 
+    public RandomTextureUtil(TextureUtil parent) throws FileNotFoundException {
+        super(parent);
+    }
+
     private int index;
     private int[] biomeMixBuffer = new int[3];
     private Int2ObjectOpenHashMap<Integer> offsets = new Int2ObjectOpenHashMap<>();
     private Int2ObjectOpenHashMap<int[]> biomeMixes = new Int2ObjectOpenHashMap<>();
-    public RandomTextureUtil(TextureUtil parent) throws FileNotFoundException {
-        super(parent);
-    }
 
     protected int addRandomColor(int c1, int c2) {
         int red1 = (c1 >> 16) & 0xFF;
@@ -49,9 +50,7 @@ public class RandomTextureUtil extends CachedTextureUtil {
             mix[3] = average;
             biomeMixes.put(color, mix);
         }
-        if (++index > 2) {
-            index = 0;
-        }
+        if (++index > 2) index = 0;
         int biomeId = mix[index];
         int biomeAvColor = mix[3];
         int blockColor = getColor(block);
@@ -74,9 +73,7 @@ public class RandomTextureUtil extends CachedTextureUtil {
             mix[3] = average;
             biomeMixes.put(color, mix);
         }
-        if (++index > 2) {
-            index = 0;
-        }
+        if (++index > 2) index = 0;
         int biomeId = mix[index];
         return getBiome(biomeId);
     }
@@ -90,9 +87,7 @@ public class RandomTextureUtil extends CachedTextureUtil {
             offsetColor = color;
         }
         BlockType res = super.getNearestBlock(offsetColor);
-        if (res == null) {
-            return null;
-        }
+        if (res == null) return null;
         int newColor = getColor(res);
         {
             byte dr = (byte) (((color >> 16) & 0xFF) - ((newColor >> 16) & 0xFF));

worldedit-core/src/main/java/com/boydti/fawe/util/ReflectionUtils.java

@@ -1,9 +1,5 @@
 package com.boydti.fawe.util;
 
-import sun.reflect.ConstructorAccessor;
-import sun.reflect.FieldAccessor;
-import sun.reflect.ReflectionFactory;
-
 import java.lang.reflect.AccessibleObject;
 import java.lang.reflect.Array;
 import java.lang.reflect.Constructor;
@@ -11,12 +7,11 @@ import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
+
+import sun.reflect.ConstructorAccessor;
+import sun.reflect.FieldAccessor;
+import sun.reflect.ReflectionFactory;
 
 /**
  * @author DPOH-VAR
@@ -24,8 +19,6 @@ import java.util.Map;
  */
 @SuppressWarnings({"UnusedDeclaration", "rawtypes"})
 public class ReflectionUtils {
-    private static Class<?> UNMODIFIABLE_MAP = Collections.unmodifiableMap(Collections.EMPTY_MAP).getClass();
-
     public static <T> T as(Class<T> t, Object o) {
         return t.isInstance(o) ? t.cast(o) : null;
     }
@@ -59,7 +52,7 @@ public class ReflectionUtils {
 
             // 2. Copy it
             T[] previousValues = (T[]) valuesField.get(enumType);
-            List<T> values = new ArrayList<>(Arrays.asList(previousValues));
+            List values = new ArrayList(Arrays.asList(previousValues));
 
             // 3. build new enum
             T newValue = (T) makeEnum(enumType, // The target enum class
@@ -114,9 +107,7 @@ public class ReflectionUtils {
             Class<? extends Enum> clazz = dest.getClass();
             Object newEnum = makeEnum(clazz, value, dest.ordinal(), additionalTypes, additionalValues);
             for (Field field : clazz.getDeclaredFields()) {
-                if (Modifier.isStatic(field.getModifiers())) {
-                    continue;
-                }
+                if (Modifier.isStatic(field.getModifiers())) continue;
                 field.setAccessible(true);
                 Object newValue = field.get(newEnum);
                 setField(field, dest, newValue);
@@ -189,12 +180,12 @@ public class ReflectionUtils {
         blankField(enumClass, "enumConstants"); // IBM JDK
     }
 
+    private static Class<?> UNMODIFIABLE_MAP = Collections.unmodifiableMap(Collections.EMPTY_MAP).getClass();
+
     public static <T, V> Map<T, V> getMap(Map<T, V> map) {
         try {
             Class<? extends Map> clazz = map.getClass();
-            if (clazz != UNMODIFIABLE_MAP) {
-                return map;
-            }
+            if (clazz != UNMODIFIABLE_MAP) return map;
             Field m = clazz.getDeclaredField("m");
             m.setAccessible(true);
             return (Map<T, V>) m.get(map);
@@ -207,9 +198,7 @@ public class ReflectionUtils {
     public static <T> List<T> getList(List<T> list) {
         try {
             Class<? extends List> clazz = (Class<? extends List>) Class.forName("java.util.Collections$UnmodifiableList");
-            if (!clazz.isInstance(list)) {
-                return list;
-            }
+            if (!clazz.isInstance(list)) return list;
             Field m = clazz.getDeclaredField("list");
             m.setAccessible(true);
             return (List<T>) m.get(list);
@@ -316,25 +305,19 @@ public class ReflectionUtils {
             if (returnType == null || method.getReturnType() == returnType) {
                 Class<?>[] mp = method.getParameterTypes();
                 int mods = method.getModifiers();
-                if ((mods & hasMods) != hasMods || (mods & noMods) != 0) {
-                    continue;
-                }
+                if ((mods & hasMods) != hasMods || (mods & noMods) != 0) continue;
                 if (params == null) {
-                    if (index-- == 0) {
-                        return setAccessible(method);
-                    } else {
+                    if (index-- == 0) return setAccessible(method);
+                    else {
                         continue;
                     }
                 }
                 if (mp.length == params.length) {
                     for (int i = 0; i < mp.length; i++) {
-                        if (mp[i] != params[i]) {
-                            continue outer;
+                        if (mp[i] != params[i]) continue outer;
                     }
-                    }
-                    if (index-- == 0) {
-                        return setAccessible(method);
-                    } else {
+                    if (index-- == 0) return setAccessible(method);
+                    else {
                         continue;
                     }
                 }

worldedit-core/src/main/java/com/boydti/fawe/util/ReflectionUtils9.java

@@ -2,11 +2,7 @@ package com.boydti.fawe.util;
 
 import sun.misc.Unsafe;
 
-import java.lang.reflect.AccessibleObject;
-import java.lang.reflect.Array;
-import java.lang.reflect.Constructor;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
+import java.lang.reflect.*;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
@@ -33,7 +29,7 @@ public class ReflectionUtils9 {
 
             // 2. Copy it
             T[] previousValues = (T[]) valuesField.get(enumType);
-            List<T> values = new ArrayList<>(Arrays.asList(previousValues));
+            List values = new ArrayList(Arrays.asList(previousValues));
 
             // 3. build new enum
             T newValue = (T) makeEnum(enumType, // The target enum class
@@ -121,11 +117,8 @@ public class ReflectionUtils9 {
         }
 
         try {
-            if (target == null) {
-                field.set(null, value);
-            } else {
-                field.set(target, value);
-            }
+            if (target == null) field.set(null, value);
+            else field.set(target, value);
         } catch (NoSuchMethodError error) {
             field.set(target, value);
         }

worldedit-core/src/main/java/com/boydti/fawe/util/SetQueue.java

@@ -5,7 +5,6 @@ import com.boydti.fawe.config.Settings;
 import com.boydti.fawe.object.FaweQueue;
 import com.boydti.fawe.wrappers.WorldWrapper;
 import com.sk89q.worldedit.world.World;
-
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -22,29 +21,61 @@ public class SetQueue {
      * The implementation specific queue
      */
     public static final SetQueue IMP = new SetQueue();
+    private double targetTPS = 18;
+
+    public enum QueueStage {
+        INACTIVE, ACTIVE, NONE;
+    }
+
     private final ConcurrentLinkedDeque<FaweQueue> activeQueues;
     private final ConcurrentLinkedDeque<FaweQueue> inactiveQueues;
     private final ConcurrentLinkedDeque<Runnable> tasks;
-    /**
-     * A queue of tasks that will run when the queue is empty
-     */
-    private final ConcurrentLinkedDeque<Runnable> emptyTasks = new ConcurrentLinkedDeque<>();
-    private double targetTPS = 18;
+
     /**
      * Used to calculate elapsed time in milliseconds and ensure block placement doesn't lag the server
      */
     private long last;
     private long allocate = 50;
     private long lastSuccess;
+
+    /**
+     * A queue of tasks that will run when the queue is empty
+     */
+    private final ConcurrentLinkedDeque<Runnable> emptyTasks = new ConcurrentLinkedDeque<>();
+
     private ForkJoinPool pool = new ForkJoinPool();
     private ExecutorCompletionService completer = new ExecutorCompletionService(pool);
+
+    /**
+     * @return ForkJoinPool
+     * @see TaskManager#getPublicForkJoinPool()
+     */
+    @Deprecated
+    public ExecutorCompletionService getCompleterService() {
+        return completer;
+    }
+
+    @Deprecated
+    public ForkJoinPool getForkJoinPool() {
+        return pool;
+    }
+
+    public void runMiscTasks() {
+        while (Fawe.get().getTimer().isAbove(targetTPS)) {
+            Runnable task = tasks.poll();
+            if (task != null) {
+                task.run();
+            } else {
+                break;
+            }
+        }
+    }
+
     public SetQueue() {
         tasks = new ConcurrentLinkedDeque<>();
         activeQueues = new ConcurrentLinkedDeque<>();
         inactiveQueues = new ConcurrentLinkedDeque<>();
-        if (TaskManager.IMP == null) {
-            return;
-        }
+        if (TaskManager.IMP == null) return;
         TaskManager.IMP.repeat(() -> {
             try {
                 long now = System.currentTimeMillis();
@@ -139,8 +170,17 @@ public class SetQueue {
                     e.printStackTrace();
                 }
                 if (pool.getQueuedSubmissionCount() != 0 || pool.getRunningThreadCount() != 0 || pool.getQueuedTaskCount() != 0) {
+//                        if (Fawe.get().isJava8())
+                    {
                         pool.awaitQuiescence(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
                     }
+//                        else {
+//                            pool.shutdown();
+//                            pool.awaitTermination(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
+//                            pool = new ForkJoinPool();
+//                            completer = new ExecutorCompletionService(pool);
+//                        }
+                }
                 queue.endSet(parallel);
             } catch (Throwable e) {
                 e.printStackTrace();
@@ -148,31 +188,6 @@ public class SetQueue {
         }, 1);
     }
 
-    /**
-     * @return ForkJoinPool
-     * @see TaskManager#getPublicForkJoinPool()
-     */
-    @Deprecated
-    public ExecutorCompletionService getCompleterService() {
-        return completer;
-    }
-
-    @Deprecated
-    public ForkJoinPool getForkJoinPool() {
-        return pool;
-    }
-
-    public void runMiscTasks() {
-        while (Fawe.get().getTimer().isAbove(targetTPS)) {
-            Runnable task = tasks.poll();
-            if (task != null) {
-                task.run();
-            } else {
-                break;
-            }
-        }
-    }
-
     public QueueStage getStage(FaweQueue queue) {
         return queue.getStage();
     }
@@ -226,9 +241,7 @@ public class SetQueue {
 
     public FaweQueue getNewQueue(World world, boolean fast, boolean autoqueue) {
         world = WorldWrapper.unwrap(world);
-        if (world instanceof FaweQueue) {
-            return (FaweQueue) world;
-        }
+        if (world instanceof FaweQueue) return (FaweQueue) world;
         FaweQueue queue = Fawe.imp().getNewQueue(world, fast);
         if (autoqueue) {
             queue.setStage(QueueStage.INACTIVE);
@@ -431,8 +444,4 @@ public class SetQueue {
         }
         return true;
     }
-
-    public enum QueueStage {
-        INACTIVE, ACTIVE, NONE;
-    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/ShapeInterpolator.java

@@ -1,6 +1,7 @@
 package com.boydti.fawe.util;
 
-import java.awt.*;
+import java.awt.Rectangle;
+import java.awt.Shape;
 import java.awt.geom.AffineTransform;
 import java.awt.geom.FlatteningPathIterator;
 import java.awt.geom.IllegalPathStateException;
@@ -53,43 +54,6 @@ public class ShapeInterpolator {
         return instance.evaluate(v0, v1, fraction, unionBounds);
     }
 
-    private static float[] mergeTVals(float[] tVals0, float[] tVals1) {
-        final int count = sortTVals(tVals0, tVals1, null);
-        final float[] newTVals = new float[count];
-        sortTVals(tVals0, tVals1, newTVals);
-        return newTVals;
-    }
-
-    private static int sortTVals(float[] tVals0,
-                                 float[] tVals1,
-                                 float[] newTVals) {
-        int i0 = 0;
-        int i1 = 0;
-        int numTVals = 0;
-        while (i0 < tVals0.length && i1 < tVals1.length) {
-            final float t0 = tVals0[i0];
-            final float t1 = tVals1[i1];
-            if (t0 <= t1) {
-                if (newTVals != null) {
-                    newTVals[numTVals] = t0;
-                }
-                i0++;
-            }
-            if (t1 <= t0) {
-                if (newTVals != null) {
-                    newTVals[numTVals] = t1;
-                }
-                i1++;
-            }
-            numTVals++;
-        }
-        return numTVals;
-    }
-
-    private static float interp(float v0, float v1, float t) {
-        return (v0 + ((v1 - v0) * t));
-    }
-
     /**
      * Creates an interpolated shape from tight bounds.
      */
@@ -137,6 +101,43 @@ public class ShapeInterpolator {
         return new MorphedShape(geom0, geom1, fraction, unionBounds);
     }
 
+    private static float[] mergeTVals(float[] tVals0, float[] tVals1) {
+        final int count = sortTVals(tVals0, tVals1, null);
+        final float[] newTVals = new float[count];
+        sortTVals(tVals0, tVals1, newTVals);
+        return newTVals;
+    }
+
+    private static int sortTVals(float[] tVals0,
+                                 float[] tVals1,
+                                 float[] newTVals) {
+        int i0 = 0;
+        int i1 = 0;
+        int numTVals = 0;
+        while (i0 < tVals0.length && i1 < tVals1.length) {
+            final float t0 = tVals0[i0];
+            final float t1 = tVals1[i1];
+            if (t0 <= t1) {
+                if (newTVals != null) {
+                    newTVals[numTVals] = t0;
+                }
+                i0++;
+            }
+            if (t1 <= t0) {
+                if (newTVals != null) {
+                    newTVals[numTVals] = t1;
+                }
+                i1++;
+            }
+            numTVals++;
+        }
+        return numTVals;
+    }
+
+    private static float interp(float v0, float v1, float t) {
+        return (v0 + ((v1 - v0) * t));
+    }
+
     private static class Geometry {
         static final float THIRD = (1f / 3f);
         static final float MIN_LEN = 0.001f;
@@ -671,21 +672,21 @@ public class ShapeInterpolator {
         }
 
         /**
-         * @inheritDoc
+         * @{inheritDoc}
          */
         public int getWindingRule() {
             return (t < 0.5 ? g0.getWindingRule() : g1.getWindingRule());
         }
 
         /**
-         * @inheritDoc
+         * @{inheritDoc}
          */
         public boolean isDone() {
             return (cIndex > g0.getNumCoordinates());
         }
 
         /**
-         * @inheritDoc
+         * @{inheritDoc}
          */
         public void next() {
             if (cIndex == 0) {
@@ -696,7 +697,7 @@ public class ShapeInterpolator {
         }
 
         /**
-         * @inheritDoc
+         * @{inheritDoc}
          */
         public int currentSegment(float[] coordinates) {
             int type;

worldedit-core/src/main/java/com/boydti/fawe/util/StringMan.java

@@ -1,5 +1,7 @@
 package com.boydti.fawe.util;
 
+import com.sk89q.util.StringUtil;
+
 import java.lang.reflect.Array;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -10,6 +12,9 @@ import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
 import java.util.function.Function;
+import java.util.function.IntConsumer;
+import java.util.function.IntFunction;
+import java.util.function.Predicate;
 
 public class StringMan {
     public static String replaceFromMap(final String string, final Map<String, String> replacements) {
@@ -35,9 +40,7 @@ public class StringMan {
 
     public static boolean containsAny(CharSequence sequence, String any) {
         for (int i = 0; i < sequence.length(); i++) {
-            if (any.indexOf(sequence.charAt(i)) != -1) {
-                return true;
-            }
+            if (any.indexOf(sequence.charAt(i)) != -1) return true;
         }
         return false;
     }
@@ -45,9 +48,7 @@ public class StringMan {
     public static int findMatchingBracket(CharSequence sequence, int index) {
         char startC = sequence.charAt(index);
         char lookC = getMatchingBracket(startC);
-        if (lookC == startC) {
-            return -1;
-        }
+        if (lookC == startC) return -1;
         boolean forward = isBracketForwards(startC);
         int increment = forward ? 1 : -1;
         int end = forward ? sequence.length() : -1;
@@ -64,17 +65,10 @@ public class StringMan {
     }
 
     public static String prettyFormat(double d) {
-        if (d == Double.MIN_VALUE) {
-            return "-∞";
-        }
-        if (d == Double.MAX_VALUE) {
-            return "∞";
-        }
-        if (d == (long) d) {
-            return String.format("%d", (long) d);
-        } else {
-            return String.format("%s", d);
-        }
+        if (d == Double.MIN_VALUE) return "-∞";
+        if (d == Double.MAX_VALUE) return "∞";
+        if(d == (long) d) return String.format("%d",(long)d);
+        else return String.format("%s",d);
     }
 
     public static boolean isBracketForwards(char c) {
@@ -84,31 +78,21 @@ public class StringMan {
             case '{':
             case '<':
                 return true;
-            default:
-                return false;
+            default: return false;
         }
     }
 
     public static char getMatchingBracket(char c) {
         switch (c) {
-            case '[':
-                return ']';
-            case '(':
-                return ')';
-            case '{':
-                return '}';
-            case '<':
-                return '>';
-            case ']':
-                return '[';
-            case ')':
-                return '(';
-            case '}':
-                return '{';
-            case '>':
-                return '<';
-            default:
-                return c;
+            case '[': return ']';
+            case '(': return ')';
+            case '{': return '}';
+            case '<': return '>';
+            case ']': return '[';
+            case ')': return '(';
+            case '}': return '{';
+            case '>': return '<';
+            default: return c;
         }
     }
 
@@ -155,9 +139,7 @@ public class StringMan {
     public static int indexOf(String input, int start, char... values) {
         for (int i = start; i < input.length(); i++) {
             for (char c : values) {
-                if (c == input.charAt(i)) {
-                    return i;
-                }
+                if (c == input.charAt(i)) return i;
             }
         }
         return -1;
@@ -176,15 +158,11 @@ public class StringMan {
         for (int current = 0; current < input.length(); current++) {
             char currentChar = input.charAt(current);
             boolean atLastChar = (current == input.length() - 1);
-            if (!atLastChar && (bracket > 0 || (currentChar == '{' && ++bracket > 0) || (current == '}' && --bracket <= 0))) {
+            if (!atLastChar && (bracket > 0 || (currentChar == '{' && ++bracket > 0) || (current == '}' && --bracket <= 0)))
                 continue;
-            }
-            if (currentChar == '\"') {
-                inQuotes = !inQuotes; // toggle state
-            }
-            if (atLastChar) {
-                result.add(input.substring(start));
-            } else if (currentChar == delim && !inQuotes) {
+            if (currentChar == '\"') inQuotes = !inQuotes; // toggle state
+            if (atLastChar) result.add(input.substring(start));
+            else if (currentChar == delim && !inQuotes) {
                 String toAdd = input.substring(start, current);
                 if (toAdd.startsWith("\"")) {
                     toAdd = toAdd.substring(1, toAdd.length() - 1);
@@ -369,9 +347,7 @@ public class StringMan {
             char ai = input.charAt(i);
             outer:
             while (true) {
-                if (j >= item.length()) {
-                    return Integer.MAX_VALUE;
-                }
+                if (j >= item.length()) return Integer.MAX_VALUE;
 
                 char bj = item.charAt(j++);
                 if (sequentail) {
@@ -379,9 +355,7 @@ public class StringMan {
                         case ':':
                         case '_':
                             sequentail = false;
-                            if (bj == ai) {
-                                break outer;
-                            }
+                            if (bj == ai) break outer;
                             continue;
                     }
                     continue;
@@ -481,9 +455,8 @@ public class StringMan {
         if (char0 == '-') {
             negative = true;
             start++;
-        } else {
-            negative = false;
         }
+        else negative = false;
         for (int i = start; i < end; i++) {
             char c = string.charAt(i);
             switch (c) {

worldedit-core/src/main/java/com/boydti/fawe/util/TaskManager.java

@@ -6,13 +6,13 @@ import com.boydti.fawe.object.FaweQueue;
 import com.boydti.fawe.object.RunnableVal;
 import org.jetbrains.annotations.NotNull;
 
-import javax.annotation.Nullable;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Supplier;
+import javax.annotation.Nullable;
 
 public abstract class TaskManager {
 

worldedit-core/src/main/java/com/boydti/fawe/util/TextureUtil.java

@@ -1,19 +1,25 @@
 package com.boydti.fawe.util;
 
 import com.boydti.fawe.Fawe;
+import com.boydti.fawe.FaweCache;
 import com.boydti.fawe.config.Settings;
 import com.boydti.fawe.object.pattern.PatternExtent;
 import com.boydti.fawe.util.image.ImageUtil;
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
 import com.google.gson.stream.JsonReader;
+
+import com.sk89q.worldedit.util.command.binding.Text;
+import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
 import com.sk89q.worldedit.function.mask.Mask;
 import com.sk89q.worldedit.function.pattern.BlockPattern;
 import com.sk89q.worldedit.math.BlockVector3;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import com.sk89q.worldedit.world.registry.BlockMaterial;
+import com.sk89q.worldedit.world.registry.BundledBlockData;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 import it.unimi.dsi.fastutil.ints.IntArraySet;
@@ -21,32 +27,59 @@ import it.unimi.dsi.fastutil.longs.LongArrayList;
 
 import javax.imageio.ImageIO;
 import java.awt.image.BufferedImage;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
+import java.io.*;
 import java.lang.reflect.Type;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.Enumeration;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.regex.Pattern;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
 // TODO FIXME
-public class
-TextureUtil implements TextureHolder {
+public class TextureUtil implements TextureHolder {
 
+    public static TextureUtil fromClipboard(Clipboard clipboard) throws FileNotFoundException {
+        boolean[] ids = new boolean[BlockTypes.size()];
+        for (BlockVector3 pt : clipboard.getRegion()) {
+            ids[clipboard.getBlock(pt).getInternalBlockTypeId()] = true;
+        }
+        HashSet<BlockType> blocks = new HashSet<>();
+        for (int typeId = 0; typeId < ids.length; typeId++) {
+            if (ids[typeId]) {
+                blocks.add(BlockTypes.get(typeId));
+            }
+        }
+        return fromBlocks(blocks);
+    }
+
+    public static TextureUtil fromBlocks(Set<BlockType> blocks) throws FileNotFoundException {
+        return new FilteredTextureUtil(Fawe.get().getTextureUtil(), blocks);
+    }
+
+    public static TextureUtil fromMask(Mask mask) throws FileNotFoundException {
+        HashSet<BlockType> blocks = new HashSet<>();
+        BlockPattern pattern = new BlockPattern(BlockTypes.AIR.getDefaultState());
+        PatternExtent extent = new PatternExtent(pattern);
+        new MaskTraverser(mask).reset(extent);
+        TextureUtil tu = Fawe.get().getTextureUtil();
+        for (int typeId : tu.getValidBlockIds()) {
+            BlockType block = BlockTypes.get(typeId);
+            pattern.setBlock(block.getDefaultState());
+            if (mask.test(BlockVector3.ZERO)) {
+                blocks.add(block);
+            }
+        }
+        return fromBlocks(blocks);
+    }
+
+    @Override public TextureUtil getTextureUtil() {
+        return this;
+    }
+
+    private final File folder;
     private static final int[] FACTORS = new int[766];
 
     static {
@@ -55,21 +88,23 @@ TextureUtil implements TextureHolder {
         }
     }
 
-    private final File folder;
     protected int[] blockColors = new int[BlockTypes.size()];
     protected long[] blockDistance = new long[BlockTypes.size()];
     protected long[] distances;
     protected int[] validColors;
     protected int[] validBlockIds;
+
     protected int[] validLayerColors;
     protected int[][] validLayerBlocks;
+
     protected int[] validMixBiomeColors;
     protected long[] validMixBiomeIds;
+
     /**
      * https://github.com/erich666/Mineways/blob/master/Win/biomes.cpp
      */
     protected BiomeColor[] validBiomes;
-    private BiomeColor[] biomes = new BiomeColor[]{
+    private BiomeColor[] biomes = new BiomeColor[] {
         //    ID    Name             Temperature, rainfall, grass, foliage colors
         //    - note: the colors here are just placeholders, they are computed in the program
         new BiomeColor(0, "Ocean", 0.5f, 0.5f, 0x92BD59, 0x77AB2F),
@@ -333,7 +368,7 @@ TextureUtil implements TextureHolder {
         new BiomeColor(253, "Unknown Biome", 0.8f, 0.4f, 0x92BD59, 0x77AB2F),
         new BiomeColor(254, "Unknown Biome", 0.8f, 0.4f, 0x92BD59, 0x77AB2F),
         new BiomeColor(255, "Unknown Biome", 0.8f, 0.4f, 0x92BD59, 0x77AB2F),};
-    private BlockType[] layerBuffer = new BlockType[2];
+
     public TextureUtil() throws FileNotFoundException {
         this(MainUtil.getFile(Fawe.imp().getDirectory(), Settings.IMP.PATHS.TEXTURES));
     }
@@ -346,59 +381,6 @@ TextureUtil implements TextureHolder {
         }
     }
 
-    public static TextureUtil fromClipboard(Clipboard clipboard) throws FileNotFoundException {
-        boolean[] ids = new boolean[BlockTypes.size()];
-        for (BlockVector3 pt : clipboard.getRegion()) {
-            ids[clipboard.getBlock(pt).getInternalBlockTypeId()] = true;
-        }
-        HashSet<BlockType> blocks = new HashSet<>();
-        for (int typeId = 0; typeId < ids.length; typeId++) {
-            if (ids[typeId]) {
-                blocks.add(BlockTypes.get(typeId));
-            }
-        }
-        return fromBlocks(blocks);
-    }
-
-    public static TextureUtil fromBlocks(Set<BlockType> blocks) throws FileNotFoundException {
-        return new FilteredTextureUtil(Fawe.get().getTextureUtil(), blocks);
-    }
-
-    public static TextureUtil fromMask(Mask mask) throws FileNotFoundException {
-        HashSet<BlockType> blocks = new HashSet<>();
-        BlockPattern pattern = new BlockPattern(BlockTypes.AIR.getDefaultState());
-        PatternExtent extent = new PatternExtent(pattern);
-        new MaskTraverser(mask).reset(extent);
-        TextureUtil tu = Fawe.get().getTextureUtil();
-        for (int typeId : tu.getValidBlockIds()) {
-            BlockType block = BlockTypes.get(typeId);
-            pattern.setBlock(block.getDefaultState());
-            if (mask.test(BlockVector3.ZERO)) {
-                blocks.add(block);
-            }
-        }
-        return fromBlocks(blocks);
-    }
-
-    protected static int hueDistance(int red1, int green1, int blue1, int red2, int green2,
-                                     int blue2) {
-        int total1 = (red1 + green1 + blue1);
-        int total2 = (red2 + green2 + blue2);
-        if (total1 == 0 || total2 == 0) {
-            return 0;
-        }
-        int factor1 = FACTORS[total1];
-        int factor2 = FACTORS[total2];
-        long r = (512 * (red1 * factor1 - red2 * factor2)) >> 10;
-        long g = (green1 * factor1 - green2 * factor2);
-        long b = (767 * (blue1 * factor1 - blue2 * factor2)) >> 10;
-        return (int) ((r * r + g * g + b * b) >> 25);
-    }
-
-    @Override public TextureUtil getTextureUtil() {
-        return this;
-    }
-
     public BlockType getNearestBlock(int color) {
         long min = Long.MAX_VALUE;
         int closest = 0;
@@ -453,6 +435,8 @@ TextureUtil implements TextureHolder {
         return BlockTypes.get(closest);
     }
 
+    private BlockType[] layerBuffer = new BlockType[2];
+
     /**
      * Returns the block combined ids as an array
      *
@@ -732,7 +716,6 @@ TextureUtil implements TextureHolder {
                                 biomes[134].grass = 0;
                                 // roofed forest: averaged w/ 0x28340A
                                 biomes[29].grass =
-                                        //TODO the following expressions will always overflow because they will be bigger than MAX_INT
                                     multiplyColor(biomes[29].grass, 0x28340A + (255 << 24));
                                 biomes[157].grass =
                                     multiplyColor(biomes[157].grass, 0x28340A + (255 << 24));
@@ -752,7 +735,7 @@ TextureUtil implements TextureHolder {
                                     }
                                     biome.grassCombined = multiplyColor(grass, biome.grass);
                                 }
-                                this.validBiomes = valid.toArray(new BiomeColor[0]);
+                                this.validBiomes = valid.toArray(new BiomeColor[valid.size()]);
 
                                 {
                                     ArrayList<BiomeColor> uniqueColors = new ArrayList<>();
@@ -906,7 +889,7 @@ TextureUtil implements TextureHolder {
                     if (!hasAlpha(colorOther)) {
                         int combinedOther = validBlockIds[j];
                         int combinedColor = combineTransparency(color, colorOther);
-                        colorLayerMap.put(combinedColor, new int[]{combined, combinedOther});
+                        colorLayerMap.put(combinedColor, new int[] {combined, combinedOther});
                     }
                 }
             }
@@ -994,6 +977,21 @@ TextureUtil implements TextureHolder {
             * hd);
     }
 
+    protected static int hueDistance(int red1, int green1, int blue1, int red2, int green2,
+        int blue2) {
+        int total1 = (red1 + green1 + blue1);
+        int total2 = (red2 + green2 + blue2);
+        if (total1 == 0 || total2 == 0) {
+            return 0;
+        }
+        int factor1 = FACTORS[total1];
+        int factor2 = FACTORS[total2];
+        long r = (512 * (red1 * factor1 - red2 * factor2)) >> 10;
+        long g = (green1 * factor1 - green2 * factor2);
+        long b = (767 * (blue1 * factor1 - blue2 * factor2)) >> 10;
+        return (int) ((r * r + g * g + b * b) >> 25);
+    }
+
     public long getDistance(BufferedImage image, int c1) {
         long totalDistSqr = 0;
         int width = image.getWidth();
@@ -1012,10 +1010,6 @@ TextureUtil implements TextureHolder {
         return totalDistSqr / area;
     }
 
-    public int[] getValidBlockIds() {
-        return validBlockIds.clone();
-    }
-
     public static class BiomeColor {
         public int id;
         public String name;
@@ -1036,4 +1030,8 @@ TextureUtil implements TextureHolder {
             this.foliage = foliage;
         }
     }
+
+    public int[] getValidBlockIds() {
+        return validBlockIds.clone();
+    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/WEManager.java

@@ -14,12 +14,9 @@ import com.sk89q.worldedit.extent.AbstractDelegateExtent;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.Region;
-
 import java.lang.reflect.Field;
-import java.util.ArrayDeque;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.Set;
+import java.util.*;
+import java.util.stream.Collectors;
 
 public class WEManager {
 
@@ -127,9 +124,7 @@ public class WEManager {
                         }
                     }
                 }
-                if (!removed) {
-                    return regions.toArray(new Region[0]);
-                }
+                if (!removed) return regions.toArray(new Region[0]);
                 masks.clear();
             }
         }
@@ -137,16 +132,12 @@ public class WEManager {
         for (final FaweMaskManager manager : managers) {
             if (player.hasPermission("fawe." + manager.getKey())) {
                 try {
-                    if (manager.isExclusive() && !masks.isEmpty()) {
-                        continue;
-                    }
+                    if (manager.isExclusive() && !masks.isEmpty()) continue;
                     final FaweMask mask = manager.getMask(player, FaweMaskManager.MaskType.getDefaultMaskType());
                     if (mask != null) {
                         regions.add(mask.getRegion());
                         masks.add(mask);
-                        if (manager.isExclusive()) {
-                            break;
-                        }
+                        if (manager.isExclusive()) break;
                     }
                 } catch (Throwable e) {
                     e.printStackTrace();

worldedit-core/src/main/java/com/boydti/fawe/util/chat/Message.java

@@ -5,7 +5,6 @@ import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.object.FawePlayer;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.extension.platform.Actor;
-
 import java.util.Objects;
 
 public class Message {
@@ -98,9 +97,7 @@ public class Message {
 
     public Message cmdOptions(String prefix, String suffix, String... options) {
         for (int i = 0; i < options.length; i++) {
-            if (i != 0) {
-                text(" &8|&7 ");
-            }
+            if (i != 0) text(" &8|&7 ");
             text("&7[&a" + options[i] + "&7]")
             .cmdTip(prefix + options[i] + suffix);
         }

worldedit-core/src/main/java/com/boydti/fawe/util/chat/PlainChatManager.java

@@ -3,7 +3,6 @@ package com.boydti.fawe.util.chat;
 
 import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.object.FawePlayer;
-
 import java.util.ArrayList;
 import java.util.List;
 
@@ -21,12 +20,10 @@ public class PlainChatManager implements ChatManager<List<StringBuilder>> {
     }
 
     @Override
-    public void tooltip(Message message, Message... tooltips) {
-    }
+    public void tooltip(Message message, Message... tooltips) {}
 
     @Override
-    public void command(Message message, String command) {
-    }
+    public void command(Message message, String command) {}
 
     @Override
     public void text(Message message, String text) {
@@ -43,10 +40,8 @@ public class PlainChatManager implements ChatManager<List<StringBuilder>> {
     }
 
     @Override
-    public void suggest(Message plotMessage, String command) {
-    }
+    public void suggest(Message plotMessage, String command) {}
 
     @Override
-    public void link(Message message, String url) {
-    }
+    public void link(Message message, String url) {}
 }

worldedit-core/src/main/java/com/boydti/fawe/util/chat/UsageMessage.java

@@ -15,11 +15,11 @@ import com.sk89q.worldedit.util.command.Parameter;
 import com.sk89q.worldedit.util.command.PrimaryAliasComparator;
 import com.sk89q.worldedit.util.command.binding.Range;
 import com.sk89q.worldedit.util.command.parametric.ParameterData;
-
-import javax.annotation.Nullable;
 import java.lang.reflect.Type;
 import java.util.ArrayList;
 import java.util.List;
+import javax.annotation.Nullable;
+
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
@@ -85,15 +85,13 @@ public class UsageMessage extends Message {
                 String arg;
                 if (param.getFlag() != null) {
                     arg = "-" + param.getFlag();
-                    if (param.isValueFlag()) {
+                    if (param.isValueFlag())
                         arg += param.getName();
-                    }
                 } else {
                     arg = param.getName();
-                    if (param.getDefaultValue() != null && param.getDefaultValue().length > 0) {
+                    if (param.getDefaultValue() != null && param.getDefaultValue().length > 0)
                         arg += "=" + StringMan.join(param.getDefaultValue(), ",");
                 }
-                }
                 usage[i] = optional ? ("[" + arg + "]") : ("<" + arg + ">");
             }
         }
@@ -106,9 +104,7 @@ public class UsageMessage extends Message {
             String argStr = usage[i];
             text(separateArg(argStr.replaceAll("[\\[|\\]|<|>]", "&0$0&7")));
 
-            if (params.isEmpty()) {
-                continue;
-            }
+            if (params.isEmpty()) continue;
             Parameter param = params.get(i);
 
             StringBuilder tooltip = new StringBuilder();
@@ -145,9 +141,7 @@ public class UsageMessage extends Message {
                 tooltip.append("\nClick for more info");
             }
             tooltip(tooltip.toString());
-            if (command != null) {
-                command(command);
-            }
+            if (command != null) command(command);
         }
 
         newline();

worldedit-core/src/main/java/com/boydti/fawe/util/image/ImageUtil.java

@@ -7,7 +7,9 @@ import com.boydti.fawe.util.MathMan;
 import com.sk89q.worldedit.util.command.parametric.ParameterException;
 
 import javax.annotation.Nullable;
-import java.awt.*;
+import java.awt.Graphics2D;
+import java.awt.RenderingHints;
+import java.awt.Transparency;
 import java.awt.image.BufferedImage;
 import java.awt.image.DataBufferInt;
 import java.io.File;
@@ -23,56 +25,54 @@ public class ImageUtil {
                                                   int targetWidth,
                                                   int targetHeight,
                                                   Object hint,
-                                                  boolean higherQuality) {
+                                                  boolean higherQuality)
+    {
         if (img.getHeight() == targetHeight && img.getWidth() == targetWidth) {
             return img;
         }
-        int type = (img.getTransparency() == Transparency.OPAQUE) ? BufferedImage.TYPE_INT_RGB : BufferedImage.TYPE_INT_ARGB;
+        int type = (img.getTransparency() == Transparency.OPAQUE) ?
+                BufferedImage.TYPE_INT_RGB : BufferedImage.TYPE_INT_ARGB;
         BufferedImage ret = img;
-        int width, height;
+        int w, h;
         if (higherQuality) {
             // Use multi-step technique: start with original size, then
             // scale down in multiple passes with drawImage()
             // until the target size is reached
-            width = ret.getWidth();
-            height = ret.getHeight();
+            w = ret.getWidth();
+            h = ret.getHeight();
         } else {
             // Use one-step technique: scale directly from original
             // size to target size with a single drawImage() call
-            width = targetWidth;
-            height = targetHeight;
+            w = targetWidth;
+            h = targetHeight;
         }
 
         do {
-            if (higherQuality && width > targetWidth) {
-                width /= 2;
-                if (width < targetWidth) {
-                    width = targetWidth;
-                }
-            } else if (width < targetWidth) {
-                width = targetWidth;
+            if (higherQuality && w > targetWidth) {
+                w /= 2;
+                if (w < targetWidth) {
+                    w = targetWidth;
                 }
+            } else if (w < targetWidth) w = targetWidth;
 
-            if (higherQuality && height > targetHeight) {
-                height /= 2;
-                if (height < targetHeight) {
-                    height = targetHeight;
-                }
-            } else if (height < targetHeight) {
-                height = targetHeight;
+            if (higherQuality && h > targetHeight) {
+                h /= 2;
+                if (h < targetHeight) {
+                    h = targetHeight;
                 }
+            } else if (h < targetHeight) h = targetHeight;
 
-            BufferedImage tmp = new BufferedImage(width, height, type);
+            BufferedImage tmp = new BufferedImage(w, h, type);
             Graphics2D g2 = tmp.createGraphics();
             g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, hint);
             g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
             g2.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_SPEED);
             g2.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_SPEED);
-            g2.drawImage(ret, 0, 0, width, height, null);
+            g2.drawImage(ret, 0, 0, w, h, null);
             g2.dispose();
 
             ret = tmp;
-        } while (width != targetWidth || height != targetHeight);
+        } while (w != targetWidth || h != targetHeight);
 
         return ret;
     }
@@ -107,9 +107,8 @@ public class ImageUtil {
                 if (alpha != 0) {
                     float dx2 = sqrX[x];
                     float distSqr = dz2 + dx2;
-                    if (distSqr > 1) {
-                        raw[index] = 0;
-                    } else {
+                    if (distSqr > 1) raw[index] = 0;
+                    else {
                         alpha = (int) (alpha * (1 - distSqr));
                         raw[index] = (color & 0x00FFFFFF) + (alpha << 24);
                     }

worldedit-core/src/main/java/com/boydti/fawe/util/image/ImageViewer.java

@@ -2,6 +2,6 @@ package com.boydti.fawe.util.image;
 
 import java.io.Closeable;
 
-public interface ImageViewer extends Closeable {
+public interface ImageViewer extends Closeable{
     public void view(Drawable drawable);
 }

worldedit-core/src/main/java/com/boydti/fawe/util/task/TaskBuilder.java

@@ -6,7 +6,6 @@ import com.boydti.fawe.object.Metadatable;
 import com.boydti.fawe.object.RunnableVal;
 import com.boydti.fawe.util.SetQueue;
 import com.boydti.fawe.util.TaskManager;
-
 import java.util.ArrayDeque;
 import java.util.ArrayList;
 import java.util.Objects;
@@ -19,12 +18,6 @@ public class TaskBuilder extends Metadatable {
     private final ArrayDeque<RunnableTask> tasks;
     private Object result = null;
     private Thread.UncaughtExceptionHandler handler;
-    private FaweQueue queue;
-    private long last;
-    private long start;
-    private Object asyncWaitLock = new Object();
-    private Object syncWaitLock = new Object();
-    private boolean finished;
 
     public TaskBuilder() {
         this(null);
@@ -175,9 +168,7 @@ public class TaskBuilder extends Metadatable {
 
     public TaskBuilder abortIfTrue(final Runnable run) {
         tasks.add(RunnableTask.adapt((Task<Boolean, Boolean>) previous -> {
-            if (previous == Boolean.TRUE) {
-                run.run();
-            }
+            if (previous == Boolean.TRUE) run.run();
             return previous == Boolean.TRUE;
         }, TaskType.ABORT));
         return this;
@@ -185,9 +176,7 @@ public class TaskBuilder extends Metadatable {
 
     public TaskBuilder abortIfNull(final Runnable run) {
         tasks.add(RunnableTask.adapt((Task<Boolean, Object>) previous -> {
-            if (previous == null) {
-                run.run();
-            }
+            if (previous == null) run.run();
             return previous == null;
         }, TaskType.ABORT));
         return this;
@@ -195,9 +184,7 @@ public class TaskBuilder extends Metadatable {
 
     public TaskBuilder abortIfEqual(final Runnable run, final Object other) {
         tasks.add(RunnableTask.adapt((Task<Boolean, Object>) previous -> {
-            if (Objects.equals(previous, other)) {
-                run.run();
-            }
+            if (Objects.equals(previous, other)) run.run();
             return Objects.equals(previous, other);
         }, TaskType.ABORT));
         return this;
@@ -205,9 +192,7 @@ public class TaskBuilder extends Metadatable {
 
     public TaskBuilder abortIfNotEqual(final Runnable run, final Object other) {
         tasks.add(RunnableTask.adapt((Task<Boolean, Object>) previous -> {
-            if (!Objects.equals(previous, other)) {
-                run.run();
-            }
+            if (!Objects.equals(previous, other)) run.run();
             return !Objects.equals(previous, other);
         }, TaskType.ABORT));
         return this;
@@ -329,15 +314,6 @@ public class TaskBuilder extends Metadatable {
             }
         }
     }
-    private enum TaskType {
-        SYNC,
-        ASYNC,
-        SYNC_PARALLEL,
-        ASYNC_PARALLEL,
-        SYNC_WHEN_FREE,
-        DELAY,
-        ABORT
-    }
 
     public static final class TaskAbortException extends RuntimeException {
         @Override
@@ -346,6 +322,13 @@ public class TaskBuilder extends Metadatable {
         }
     }
 
+    private FaweQueue queue;
+    private long last;
+    private long start;
+    private Object asyncWaitLock = new Object();
+    private Object syncWaitLock = new Object();
+    private boolean finished;
+
     private static abstract class RunnableTask<T> extends RunnableVal<T> {
         public final TaskType type;
         private boolean aborted;
@@ -354,6 +337,14 @@ public class TaskBuilder extends Metadatable {
             this.type = type;
         }
 
+        public void abortNextTasks() {
+            this.aborted = true;
+        }
+
+        public boolean isAborted() {
+            return aborted;
+        }
+
         public static RunnableTask adapt(final Task task, TaskType type) {
             return new RunnableTask(type) {
                 @Override
@@ -396,14 +387,6 @@ public class TaskBuilder extends Metadatable {
             };
         }
 
-        public void abortNextTasks() {
-            this.aborted = true;
-        }
-
-        public boolean isAborted() {
-            return aborted;
-        }
-
         public abstract T exec(Object previous);
 
         @Override
@@ -418,6 +401,13 @@ public class TaskBuilder extends Metadatable {
             super(type);
         }
 
+        @Override
+        public Object exec(Object previous) {
+            return previous;
+        }
+
+        public abstract int delay(Object previous);
+
         public static RunnableDelayedTask adapt(final DelayedTask task) {
             return new RunnableDelayedTask(TaskType.DELAY) {
                 @Override
@@ -435,13 +425,6 @@ public class TaskBuilder extends Metadatable {
                 }
             };
         }
-
-        @Override
-        public Object exec(Object previous) {
-            return previous;
-        }
-
-        public abstract int delay(Object previous);
     }
 
     public static abstract class SplitTask extends RunnableTask {
@@ -503,9 +486,7 @@ public class TaskBuilder extends Metadatable {
                         try {
                             if (!finished) {
                                 synchronized (asyncWaitLock) {
-                                    while (!waitingAsync) {
-                                        asyncWaitLock.wait(1);
-                                    }
+                                    while (!waitingAsync) asyncWaitLock.wait(1);
                                     asyncWaitLock.notifyAll();
                                 }
                                 waitingSync = true;
@@ -530,9 +511,7 @@ public class TaskBuilder extends Metadatable {
             if (now - start > allocation) {
                 try {
                     synchronized (syncWaitLock) {
-                        while (!waitingSync) {
-                            syncWaitLock.wait(1);
-                        }
+                        while (!waitingSync) syncWaitLock.wait(1);
                         syncWaitLock.notifyAll();
                     }
                     waitingAsync = true;
@@ -547,4 +526,14 @@ public class TaskBuilder extends Metadatable {
             }
         }
     }
+
+    private enum TaskType {
+        SYNC,
+        ASYNC,
+        SYNC_PARALLEL,
+        ASYNC_PARALLEL,
+        SYNC_WHEN_FREE,
+        DELAY,
+        ABORT
+    }
 }

worldedit-core/src/main/java/com/boydti/fawe/util/terrain/Erosion.java

@@ -2,6 +2,7 @@ package com.boydti.fawe.util.terrain;
 
 import java.util.Arrays;
 
+
 import static com.boydti.fawe.util.MathMan.pairInt;
 
 public final class Erosion {
@@ -30,4 +31,5 @@ public final class Erosion {
     }
 
 
+
 }

worldedit-core/src/main/java/com/sk89q/jnbt/NBTInputStream.java

@@ -20,12 +20,16 @@
 package com.sk89q.jnbt;
 
 import com.boydti.fawe.jnbt.NBTStreamer;
+import com.boydti.fawe.object.RunnableVal2;
+import com.boydti.fawe.util.StringMan;
 
 import java.io.Closeable;
+import java.io.DataInput;
 import java.io.DataInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -80,7 +84,7 @@ public final class NBTInputStream implements Closeable {
      * @return The map that was read.
      * @throws IOException if an I/O error occurs.
      */
-    public NamedData<? extends Object> readNamedData() throws IOException {
+    public NamedData readNamedData() throws IOException {
         return readNamedData(0);
     }
 
@@ -98,7 +102,7 @@ public final class NBTInputStream implements Closeable {
 
     private NamedData readNamedData(int depth) throws IOException {
         int type = is.readByte();
-        return new NamedData<>(readNamedTagName(type), readDataPayload(type, depth));
+        return new NamedData(readNamedTagName(type), readDataPayload(type, depth));
     }
 
     public Tag readTag() throws IOException {
@@ -607,7 +611,7 @@ public final class NBTInputStream implements Closeable {
 
     @Override
     public void close() throws IOException {
-        if (is != null) {
+        if (is instanceof AutoCloseable) {
             try {
                 ((AutoCloseable) is).close();
             } catch (Exception e) {

worldedit-core/src/main/java/com/sk89q/worldedit/CuboidClipboard.java

@@ -0,0 +1,482 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit;
+
+import com.boydti.fawe.object.schematic.Schematic;
+import com.boydti.fawe.util.MainUtil;
+
+import com.sk89q.worldedit.command.ClipboardCommands;
+import com.sk89q.worldedit.command.FlattenedClipboardTransform;
+import com.sk89q.worldedit.command.SchematicCommands;
+import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard;
+import com.sk89q.worldedit.extent.clipboard.Clipboard;
+import com.sk89q.worldedit.extent.clipboard.io.BuiltInClipboardFormat;
+import com.sk89q.worldedit.extent.clipboard.io.ClipboardFormat;
+import com.sk89q.worldedit.function.operation.ForwardExtentCopy;
+import com.sk89q.worldedit.function.operation.Operations;
+import com.sk89q.worldedit.math.BlockVector3;
+import com.sk89q.worldedit.math.transform.AffineTransform;
+import com.sk89q.worldedit.regions.CuboidRegion;
+import com.sk89q.worldedit.regions.Region;
+import com.sk89q.worldedit.util.Countable;
+import com.sk89q.worldedit.util.Direction;
+import com.sk89q.worldedit.world.DataException;
+import com.sk89q.worldedit.world.block.BaseBlock;
+import com.sk89q.worldedit.world.block.BlockState;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
+import com.sk89q.worldedit.world.block.BlockTypes;
+import com.sk89q.worldedit.world.registry.LegacyMapper;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * The clipboard remembers the state of a cuboid region.
+ *
+ * @deprecated This is slowly being replaced with {@link Clipboard}, which is
+ * far more versatile. Transforms are supported using affine
+ * transformations and full entity support is provided because
+ * the clipboard properly implements {@link Extent}. However,
+ * the new clipboard class is only available in WorldEdit 6.x and
+ * beyond. We intend on keeping this deprecated class in WorldEdit
+ * for an extended amount of time so there is no rush to
+ * switch (but new features will not be supported). To copy between
+ * a clipboard and a world (or between any two {@code Extent}s),
+ * one can use {@link ForwardExtentCopy}. See
+ * {@link ClipboardCommands} and {@link SchematicCommands} for
+ * more information.
+ */
+@Deprecated
+public class CuboidClipboard {
+
+    /**
+     * An enum of possible flip directions.
+     */
+    public enum FlipDirection {
+        NORTH_SOUTH(Direction.NORTH),
+        WEST_EAST(Direction.WEST),
+        UP_DOWN(Direction.UP),
+        ;
+        private final Direction direction;
+        FlipDirection(Direction direction) {
+            this.direction = direction;
+        }
+    }
+
+    private BlockArrayClipboard clipboard;
+    private AffineTransform transform;
+    public BlockVector3 size;
+
+    /**
+     * Constructs the clipboard.
+     *
+     * @param size the dimensions of the clipboard (should be at least 1 on every dimension)
+     */
+    public CuboidClipboard(BlockVector3 size) {
+        checkNotNull(size);
+        MainUtil.warnDeprecated(BlockArrayClipboard.class, ClipboardFormat.class);
+        this.size = size;
+        this.clipboard = this.init(BlockVector3.ZERO, BlockVector3.ZERO);
+    }
+
+    public CuboidClipboard(BlockArrayClipboard clipboard) {
+        this.clipboard = clipboard;
+        this.size = clipboard.getDimensions();
+    }
+
+    /**
+     * Constructs the clipboard.
+     *
+     * @param size   the dimensions of the clipboard (should be at least 1 on every dimension)
+     * @param origin the origin point where the copy was made, which must be the
+     *               {@link CuboidRegion#getMinimumPoint()} relative to the copy
+     */
+    public CuboidClipboard(BlockVector3 size, BlockVector3 origin) {
+        checkNotNull(size);
+        checkNotNull(origin);
+        MainUtil.warnDeprecated(BlockArrayClipboard.class, ClipboardFormat.class);
+        this.size = size;
+        this.clipboard = init(BlockVector3.ZERO, origin);
+    }
+
+    /**
+     * Constructs the clipboard.
+     *
+     * @param size   the dimensions of the clipboard (should be at least 1 on every dimension)
+     * @param origin the origin point where the copy was made, which must be the
+     *               {@link CuboidRegion#getMinimumPoint()} relative to the copy
+     * @param offset the offset from the minimum point of the copy where the user was
+     */
+    public CuboidClipboard(BlockVector3 size, BlockVector3 origin, BlockVector3 offset) {
+        checkNotNull(size);
+        checkNotNull(origin);
+        checkNotNull(offset);
+        MainUtil.warnDeprecated(BlockArrayClipboard.class, ClipboardFormat.class);
+        this.size = size;
+        this.clipboard = this.init(offset, origin);
+    }
+
+    /* ------------------------------------------------------------------------------------------------------------- */
+
+    private BlockArrayClipboard init(BlockVector3 offset, BlockVector3 min) {
+    	BlockVector3 origin = min.subtract(offset);
+        CuboidRegion  region = new CuboidRegion(min, min.add(size).subtract(BlockVector3.ONE));
+        BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
+        clipboard.setOrigin(origin);
+        return clipboard;
+    }
+
+    /* ------------------------------------------------------------------------------------------------------------- */
+
+    public BaseBlock getBlock(BlockVector3 position) {
+        return getBlock(position.getBlockX(), position.getBlockY(), position.getBlockZ());
+    }
+
+
+    public BaseBlock getBlock(int x, int y, int z) {
+//        return adapt(clipboard.IMP.getBlock(x, y, z));
+    	return clipboard.IMP.getBlock(x, y, z);
+    }
+
+    public BaseBlock getLazyBlock(BlockVector3 position) {
+        return getBlock(position);
+    }
+
+    public void setBlock(BlockVector3 location, BaseBlock block) {
+        setBlock(location.getBlockX(), location.getBlockY(), location.getBlockZ(), block);
+    }
+
+    public boolean setBlock(int x, int y, int z, BaseBlock block) {
+        return setBlock(x, y, z, block);
+    }
+
+    public boolean setBlock(int x, int y, int z, BlockState block) {
+        return clipboard.IMP.setBlock(x, y, z, block);
+    }
+
+    /**
+     * Get the width (X-direction) of the clipboard.
+     *
+     * @return width
+     */
+    public int getWidth() {
+        return size.getBlockX();
+    }
+
+    /**
+     * Get the length (Z-direction) of the clipboard.
+     *
+     * @return length
+     */
+    public int getLength() {
+        return size.getBlockZ();
+    }
+
+    /**
+     * Get the height (Y-direction) of the clipboard.
+     *
+     * @return height
+     */
+    public int getHeight() {
+        return size.getBlockY();
+    }
+
+    /**
+     * Rotate the clipboard in 2D. It can only rotate by angles divisible by 90.
+     *
+     * @param angle in degrees
+     */
+    @SuppressWarnings("deprecation")
+    public void rotate2D(int angle) {
+        AffineTransform newTransform = new AffineTransform().rotateY(-angle);
+        this.transform = transform == null ? newTransform : newTransform.combine(transform);
+    }
+
+    /**
+     * Flip the clipboard.
+     *
+     * @param dir direction to flip
+     */
+    public void flip(FlipDirection dir) {
+        flip(dir, false);
+    }
+
+    /**
+     * Flip the clipboard.
+     *
+     * @param dir          direction to flip
+     * @param aroundPlayer flip the offset around the player
+     */
+    @SuppressWarnings("deprecation")
+    public void flip(FlipDirection dir, boolean aroundPlayer) {
+        checkNotNull(dir);
+        Direction direction = dir.direction;
+        AffineTransform newTransform = new AffineTransform().scale(direction.toVector().abs().multiply(-2).add(1, 1, 1));
+        this.transform = transform == null ? newTransform : newTransform.combine(transform);
+    }
+
+    /**
+     * Copies blocks to the clipboard.
+     *
+     * @param editSession the EditSession from which to take the blocks
+     */
+    public void copy(EditSession editSession) {
+        for (int x = 0; x < size.getBlockX(); ++x) {
+            for (int y = 0; y < size.getBlockY(); ++y) {
+                for (int z = 0; z < size.getBlockZ(); ++z) {
+                    setBlock(x, y, z, editSession.getBlock(BlockVector3.at(x, y, z).add(getOrigin())));
+                }
+            }
+        }
+    }
+
+    /**
+     * Copies blocks to the clipboard.
+     *
+     * @param editSession The EditSession from which to take the blocks
+     * @param region      A region that further constrains which blocks to take.
+     */
+    public void copy(EditSession editSession, Region region) {
+        for (int x = 0; x < size.getBlockX(); ++x) {
+            for (int y = 0; y < size.getBlockY(); ++y) {
+                for (int z = 0; z < size.getBlockZ(); ++z) {
+                    final BlockVector3 pt = BlockVector3.at(x, y, z).add(getOrigin());
+                    if (region.contains(pt)) {
+                        setBlock(x, y, z, editSession.getBlock(pt));
+                    } else {
+                        setBlock(x, y, z, (BlockState)null);
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Paste the clipboard at the given location using the given {@code EditSession}.
+     * <p>
+     * <p>This method blocks the server/game until the entire clipboard is
+     * pasted. In the future, {@link ForwardExtentCopy} will be recommended,
+     * which, if combined with the proposed operation scheduler framework,
+     * will not freeze the game/server.</p>
+     *
+     * @param editSession the EditSession to which blocks are to be copied to
+     * @param newOrigin   the new origin point (must correspond to the minimum point of the cuboid)
+     * @param noAir       true to not copy air blocks in the source
+     * @throws MaxChangedBlocksException thrown if too many blocks were changed
+     */
+    public void paste(EditSession editSession, BlockVector3 newOrigin, boolean noAir) throws MaxChangedBlocksException {
+        paste(editSession, newOrigin, noAir, false);
+    }
+
+    /**
+     * Paste the clipboard at the given location using the given {@code EditSession}.
+     * <p>
+     * <p>This method blocks the server/game until the entire clipboard is
+     * pasted. In the future, {@link ForwardExtentCopy} will be recommended,
+     * which, if combined with the proposed operation scheduler framework,
+     * will not freeze the game/server.</p>
+     *
+     * @param editSession the EditSession to which blocks are to be copied to
+     * @param newOrigin   the new origin point (must correspond to the minimum point of the cuboid)
+     * @param noAir       true to not copy air blocks in the source
+     * @param entities    true to copy entities
+     * @throws MaxChangedBlocksException thrown if too many blocks were changed
+     */
+    public void paste(EditSession editSession, BlockVector3 newOrigin, boolean noAir, boolean entities) throws MaxChangedBlocksException {
+        new Schematic(clipboard).paste(editSession, newOrigin, false, !noAir, entities, transform);
+        editSession.flushQueue();
+    }
+
+    /**
+     * Paste the clipboard at the given location using the given {@code EditSession}.
+     * <p>
+     * <p>This method blocks the server/game until the entire clipboard is
+     * pasted. In the future, {@link ForwardExtentCopy} will be recommended,
+     * which, if combined with the proposed operation scheduler framework,
+     * will not freeze the game/server.</p>
+     *
+     * @param editSession the EditSession to which blocks are to be copied to
+     * @param newOrigin   the new origin point (must correspond to the minimum point of the cuboid)
+     * @param noAir       true to not copy air blocks in the source
+     * @throws MaxChangedBlocksException thrown if too many blocks were changed
+     */
+    public void place(EditSession editSession, BlockVector3 newOrigin, boolean noAir) throws MaxChangedBlocksException {
+        paste(editSession, newOrigin, noAir, false);
+    }
+
+    /**
+     * Get the block at the given position.
+     * <p>
+     * <p>If the position is out of bounds, air will be returned.</p>
+     *
+     * @param position the point, relative to the origin of the copy (0, 0, 0) and not to the actual copy origin
+     * @return air, if this block was outside the (non-cuboid) selection while copying
+     * @throws ArrayIndexOutOfBoundsException if the position is outside the bounds of the CuboidClipboard
+     * @deprecated use {@link #getBlock(Vector)} instead
+     */
+    @Deprecated
+    public BaseBlock getPoint(BlockVector3 position) throws ArrayIndexOutOfBoundsException {
+        final BaseBlock block = getBlock(position);
+        if (block == null) {
+            return BlockTypes.AIR.getDefaultState().toBaseBlock();
+        }
+
+        return block;
+    }
+
+    /**
+     * Get the origin point, which corresponds to where the copy was
+     * originally copied from. The origin is the lowest possible X, Y, and
+     * Z components of the cuboid region that was copied.
+     *
+     * @return the origin
+     */
+    public BlockVector3 getOrigin() {
+        return clipboard.getMinimumPoint();
+    }
+
+    /**
+     * Set the origin point, which corresponds to where the copy was
+     * originally copied from. The origin is the lowest possible X, Y, and
+     * Z components of the cuboid region that was copied.
+     *
+     * @param origin the origin to set
+     */
+    public void setOrigin(BlockVector3 origin) {
+        checkNotNull(origin);
+        setOriginAndOffset(getOffset(), origin);
+    }
+
+    public void setOriginAndOffset(BlockVector3 offset, BlockVector3 min) {
+    	BlockVector3 origin = min.subtract(offset);
+        CuboidRegion  region = new CuboidRegion(min, min.add(size).subtract(BlockVector3.ONE));
+        clipboard.setRegion(region);
+        clipboard.setOrigin(origin);
+    }
+
+    /**
+     * Get the offset of the player to the clipboard's minimum point
+     * (minimum X, Y, Z coordinates).
+     * <p>
+     * <p>The offset is inverse (multiplied by -1).</p>
+     *
+     * @return the offset the offset
+     */
+    public BlockVector3 getOffset() {
+    	BlockVector3 min = clipboard.getMinimumPoint();
+    	BlockVector3 origin = clipboard.getOrigin();
+    	BlockVector3 offset = min.subtract(origin);
+        return offset;
+    }
+
+    /**
+     * Set the offset of the player to the clipboard's minimum point
+     * (minimum X, Y, Z coordinates).
+     * <p>
+     * <p>The offset is inverse (multiplied by -1).</p>
+     *
+     * @param offset the new offset
+     */
+    public void setOffset(BlockVector3 offset) {
+        checkNotNull(offset);
+        setOriginAndOffset(offset, getOrigin());
+    }
+
+    /**
+     * Get the dimensions of the clipboard.
+     *
+     * @return the dimensions, where (1, 1, 1) is 1 wide, 1 across, 1 deep
+     */
+    public BlockVector3 getSize() {
+        return size;
+    }
+
+    /**
+     * Saves the clipboard data to a .schematic-format file.
+     *
+     * @param path the path to the file to save
+     * @throws IOException   thrown on I/O error
+     * @throws DataException thrown on error writing the data for other reasons
+     * @deprecated use {@link ClipboardFormat#SCHEMATIC}
+     */
+    @Deprecated
+    public void saveSchematic(File path) throws IOException, DataException {
+        checkNotNull(path);
+        if (transform != null && !transform.isIdentity()) {
+            final FlattenedClipboardTransform result = FlattenedClipboardTransform.transform(clipboard, transform);
+            BlockArrayClipboard target = new BlockArrayClipboard(result.getTransformedRegion(), UUID.randomUUID());
+            target.setOrigin(clipboard.getOrigin());
+            Operations.completeLegacy(result.copyTo(target));
+            this.clipboard = target;
+        }
+        new Schematic(clipboard).save(path, BuiltInClipboardFormat.SPONGE_SCHEMATIC);
+    }
+
+    /**
+     * Load a .schematic file into a clipboard.
+     *
+     * @param path the path to the file to load
+     * @return a clipboard
+     * @throws IOException   thrown on I/O error
+     * @throws DataException thrown on error writing the data for other reasons
+     * @deprecated use {@link ClipboardFormat#SCHEMATIC}
+     */
+    @Deprecated
+    public static CuboidClipboard loadSchematic(File path) throws DataException, IOException {
+        checkNotNull(path);
+        return new CuboidClipboard((BlockVector3) BuiltInClipboardFormat.MCEDIT_SCHEMATIC.load(path).getClipboard());
+    }
+
+    /**
+     * Get the block distribution inside a clipboard.
+     *
+     * @return a block distribution
+     */
+    public List<Countable<Integer>> getBlockDistribution() {
+        List<Countable<Integer>> distribution = new ArrayList<>();
+        List<Countable<BlockState>> distr = clipboard.getBlockDistributionWithData(clipboard.getRegion());
+        for (Countable<BlockState> item : distr) {
+            BlockStateHolder state = item.getID();
+            int[] legacyId = LegacyMapper.getInstance().getLegacyFromBlock(state.toImmutableState());
+            if (legacyId[0] != 0) distribution.add(new Countable<>(legacyId[0], item.getAmount()));
+        }
+        return distribution;
+    }
+
+    /**
+     * Get the block distribution inside a clipboard with data values.
+     *
+     * @return a block distribution
+     */
+    public List<Countable<BaseBlock>> getBlockDistributionWithData() {
+        List<Countable<BaseBlock>> distribution = new ArrayList<>();
+        List<Countable<BlockState>> distr = clipboard.getBlockDistributionWithData(clipboard.getRegion());
+        for (Countable<BlockState> item : distr) {
+            distribution.add(new Countable<>(item.getID().toBaseBlock(), item.getAmount()));
+        }
+        return distribution;
+    }
+}

worldedit-core/src/main/java/com/sk89q/worldedit/EditSession.java

@@ -151,7 +151,6 @@ import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.*;
 import com.sk89q.worldedit.world.weather.WeatherType;
-import net.royawesome.jlibnoise.module.modifier.Abs;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -424,7 +423,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
 
     public void resetLimit() {
         this.limit.set(this.originalLimit);
-        ExtentTraverser<ProcessedWEExtent> find = new ExtentTraverser<>(extent).find(ProcessedWEExtent.class);
+        ExtentTraverser<ProcessedWEExtent> find = new ExtentTraverser(extent).find(ProcessedWEExtent.class);
         if (find != null && find.get() != null) {
             find.get().setLimit(this.limit);
         }
@@ -463,7 +462,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
      * @return FaweRegionExtent (may be null)
      */
     public FaweRegionExtent getRegionExtent() {
-        ExtentTraverser<FaweRegionExtent> traverser = new ExtentTraverser<>(this.extent).find(FaweRegionExtent.class);
+        ExtentTraverser<FaweRegionExtent> traverser = new ExtentTraverser(this.extent).find(FaweRegionExtent.class);
         return traverser == null ? null : traverser.get();
     }
 
@@ -495,12 +494,12 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
     }
 
     public boolean cancel() {
-        ExtentTraverser<AbstractDelegateExtent> traverser = new ExtentTraverser<>(this.extent);
+        ExtentTraverser traverser = new ExtentTraverser(this.extent);
         NullExtent nullExtent = new NullExtent(world, BBC.WORLDEDIT_CANCEL_REASON_MANUAL);
         while (traverser != null) {
-            ExtentTraverser<AbstractDelegateExtent> next = traverser.next();
+            ExtentTraverser next = traverser.next();
             Extent get = traverser.get();
-            if (get != null && !(get instanceof NullExtent)) {
+            if (get instanceof AbstractDelegateExtent && !(get instanceof NullExtent)) {
                 traverser.setNext(nullExtent);
             }
             traverser = next;
@@ -739,7 +738,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
      * @return mask, may be null
      */
     public Mask getMask() {
-        ExtentTraverser<MaskingExtent> maskingExtent = new ExtentTraverser<>(this.extent).find(MaskingExtent.class);
+        ExtentTraverser<MaskingExtent> maskingExtent = new ExtentTraverser(this.extent).find(MaskingExtent.class);
         return maskingExtent != null ? maskingExtent.get().getMask() : null;
     }
 
@@ -749,16 +748,16 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
      * @return mask, may be null
      */
     public Mask getSourceMask() {
-        ExtentTraverser<SourceMaskExtent> maskingExtent = new ExtentTraverser<>(this.extent).find(SourceMaskExtent.class);
+        ExtentTraverser<SourceMaskExtent> maskingExtent = new ExtentTraverser(this.extent).find(SourceMaskExtent.class);
         return maskingExtent != null ? maskingExtent.get().getMask() : null;
     }
 
     public void addTransform(ResettableExtent transform) {
         wrapped = true;
         if (transform == null) {
-            ExtentTraverser<ResettableExtent> traverser = new ExtentTraverser<>(this.extent).find(ResettableExtent.class);
+            ExtentTraverser<AbstractDelegateExtent> traverser = new ExtentTraverser(this.extent).find(ResettableExtent.class);
             AbstractDelegateExtent next = extent;
-            while (traverser != null && traverser.get() != null) {
+            while (traverser != null && traverser.get() instanceof ResettableExtent) {
                 traverser = traverser.next();
                 next = traverser.get();
             }
@@ -770,9 +769,9 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
     }
 
     public @Nullable ResettableExtent getTransform() {
-        ExtentTraverser<ResettableExtent> traverser = new ExtentTraverser<>(this.extent).find(ResettableExtent.class);
+        ExtentTraverser<AbstractDelegateExtent> traverser = new ExtentTraverser(this.extent).find(ResettableExtent.class);
         if (traverser != null) {
-            return traverser.get();
+            return (ResettableExtent) traverser.get();
         }
         return null;
     }
@@ -788,7 +787,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
         } else {
             new MaskTraverser(mask).reset(this);
         }
-        ExtentTraverser<SourceMaskExtent> maskingExtent = new ExtentTraverser<>(this.extent).find(SourceMaskExtent.class);
+        ExtentTraverser<SourceMaskExtent> maskingExtent = new ExtentTraverser(this.extent).find(SourceMaskExtent.class);
         if (maskingExtent != null && maskingExtent.get() != null) {
             Mask oldMask = maskingExtent.get().getMask();
             if (oldMask instanceof ResettableMask) {
@@ -827,7 +826,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
         } else {
             new MaskTraverser(mask).reset(this);
         }
-        ExtentTraverser<MaskingExtent> maskingExtent = new ExtentTraverser<>(this.extent).find(MaskingExtent.class);
+        ExtentTraverser<MaskingExtent> maskingExtent = new ExtentTraverser(this.extent).find(MaskingExtent.class);
         if (maskingExtent != null && maskingExtent.get() != null) {
             Mask oldMask = maskingExtent.get().getMask();
             if (oldMask instanceof ResettableMask) {
@@ -845,13 +844,13 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
      * @return the survival simulation extent
      */
     public SurvivalModeExtent getSurvivalExtent() {
-        ExtentTraverser<SurvivalModeExtent> survivalExtent = new ExtentTraverser<>(this.extent).find(SurvivalModeExtent.class);
+        ExtentTraverser<SurvivalModeExtent> survivalExtent = new ExtentTraverser(this.extent).find(SurvivalModeExtent.class);
         if (survivalExtent != null) {
             return survivalExtent.get();
         } else {
             AbstractDelegateExtent extent = this.extent;
             SurvivalModeExtent survival = new SurvivalModeExtent(extent.getExtent(), getWorld());
-            new ExtentTraverser<>(extent).setNext(survival);
+            new ExtentTraverser(extent).setNext(survival);
             return survival;
         }
     }
@@ -878,21 +877,21 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
         if (history == null) {
             return;
         }
-        ExtentTraverser<HistoryExtent> traverseHistory = new ExtentTraverser<>(this.extent).find(HistoryExtent.class);
+        ExtentTraverser traverseHistory = new ExtentTraverser(this.extent).find(HistoryExtent.class);
         if (disableHistory) {
             if (traverseHistory != null && traverseHistory.exists()) {
-                ExtentTraverser<HistoryExtent> beforeHistory = traverseHistory.previous();
-                ExtentTraverser<HistoryExtent> afterHistory = traverseHistory.next();
+                ExtentTraverser beforeHistory = traverseHistory.previous();
+                ExtentTraverser afterHistory = traverseHistory.next();
                 if (beforeHistory != null && beforeHistory.exists()) {
                     beforeHistory.setNext(afterHistory.get());
                 } else {
-                    extent = afterHistory.get();
+                    extent = (AbstractDelegateExtent) afterHistory.get();
                 }
             }
         } else if (traverseHistory == null || !traverseHistory.exists()) {
-            ExtentTraverser<AbstractDelegateExtent> traverseBypass = new ExtentTraverser<>(this.extent).find(bypassHistory);
+            ExtentTraverser traverseBypass = new ExtentTraverser(this.extent).find(bypassHistory);
             if (traverseBypass != null) {
-                ExtentTraverser<AbstractDelegateExtent> beforeHistory = traverseBypass.previous();
+                ExtentTraverser beforeHistory = traverseBypass.previous();
                 beforeHistory.setNext(history);
             }
         }
@@ -951,7 +950,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
             if (changeSet instanceof BlockBagChangeSet) {
                 missingBlocks = ((BlockBagChangeSet) changeSet).popMissing();
             } else {
-                ExtentTraverser<BlockBagExtent> find = new ExtentTraverser<>(extent).find(BlockBagExtent.class);
+                ExtentTraverser<BlockBagExtent> find = new ExtentTraverser(extent).find(BlockBagExtent.class);
                 if (find != null && find.get() != null) {
                     missingBlocks = find.get().popMissing();
                 } else {
@@ -1411,7 +1410,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
         if (used.MAX_FAILS > 0) {
             if (used.MAX_CHANGES > 0 || used.MAX_ENTITIES > 0) {
                 BBC.WORLDEDIT_SOME_FAILS.send(player, used.MAX_FAILS);
-            } else if (new ExtentTraverser<>(this).findAndGet(FaweRegionExtent.class) != null){
+            } else if (new ExtentTraverser(this).findAndGet(FaweRegionExtent.class) != null){
                 BBC.WORLDEDIT_CANCEL_REASON_OUTSIDE_REGION.send(player);
             } else {
                 BBC.WORLDEDIT_CANCEL_REASON_OUTSIDE_LEVEL.send(player);
@@ -3359,7 +3358,7 @@ public class EditSession extends AbstractDelegateExtent implements HasFaweQueue,
     }
 
     public Set<BlockVector3> getHollowed(final Set<BlockVector3> vset) {
-        final Set<BlockVector3> returnset = new LocalBlockVectorSet();
+        final Set returnset = new LocalBlockVectorSet();
         final LocalBlockVectorSet newset = new LocalBlockVectorSet();
         newset.addAll(vset);
         for (final BlockVector3 v : newset) {

worldedit-core/src/main/java/com/sk89q/worldedit/command/FlattenedClipboardTransform.java

@@ -33,9 +33,12 @@ import com.sk89q.worldedit.math.transform.Transform;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.regions.Region;
 
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
 /**
  * Helper class to 'bake' a transform into a clipboard.
- *
+ * <p>
  * <p>This class needs a better name and may need to be made more generic.</p>
  *
  * @see Clipboard
@@ -91,10 +94,10 @@ public class FlattenedClipboardTransform {
 
         Vector3 newMinimum = corners[0];
         Vector3 newMaximum = corners[0];
-
         for (int i = 1; i < corners.length; i++) {
-            newMinimum = newMinimum.getMinimum(corners[i]);
-            newMaximum = newMaximum.getMaximum(corners[i]);
+            Vector3 cbv = corners[i];
+            newMinimum = newMinimum.getMinimum(cbv);
+            newMaximum = newMaximum.getMaximum(cbv);
         }
 
         // After transformation, the points may not really sit on a block,
@@ -130,4 +133,5 @@ public class FlattenedClipboardTransform {
         return new FlattenedClipboardTransform(original, transform);
     }
 
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/GenerationCommands.java

@@ -31,6 +31,7 @@ import com.sk89q.minecraft.util.commands.Command;
 import com.sk89q.minecraft.util.commands.CommandContext;
 import com.sk89q.minecraft.util.commands.CommandPermissions;
 import com.sk89q.minecraft.util.commands.Logging;
+
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalSession;
 import com.sk89q.worldedit.WorldEdit;
@@ -43,16 +44,17 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.function.visitor.RegionVisitor;
 import com.sk89q.worldedit.internal.annotation.Selection;
 import com.sk89q.worldedit.internal.expression.ExpressionException;
+import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.Vector3;
-import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.util.TreeGenerator.TreeType;
 import com.sk89q.worldedit.util.command.binding.Range;
 import com.sk89q.worldedit.util.command.binding.Switch;
 import com.sk89q.worldedit.util.command.binding.Text;
 import com.sk89q.worldedit.util.command.parametric.Optional;
+import com.sk89q.worldedit.util.command.parametric.ParameterException;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockType;
 
@@ -61,9 +63,7 @@ import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.net.URL;
 
-import static com.sk89q.minecraft.util.commands.Logging.LogMode.ALL;
-import static com.sk89q.minecraft.util.commands.Logging.LogMode.PLACEMENT;
-import static com.sk89q.minecraft.util.commands.Logging.LogMode.POSITION;
+import static com.sk89q.minecraft.util.commands.Logging.LogMode.*;
 
 
 /**
@@ -82,14 +82,14 @@ public class GenerationCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/caves" },
+            aliases = {"/caves"},
             usage = "[size=8] [freq=40] [rarity=7] [minY=8] [maxY=127] [sysFreq=1] [sysRarity=25] [pocketRarity=0] [pocketMin=0] [pocketMax=3]",
             desc = "Generates caves",
             help = "Generates a cave network"
     )
     @CommandPermissions("worldedit.generation.caves")
     @Logging(PLACEMENT)
-    public void caves(FawePlayer fp, LocalSession session, EditSession editSession, @Selection Region region, @Optional("8") int size, @Optional("40") int frequency, @Optional("7") int rarity, @Optional("8") int minY, @Optional("127") int maxY, @Optional("1") int systemFrequency, @Optional("25") int individualRarity, @Optional("0") int pocketChance, @Optional("0") int pocketMin, @Optional("3") int pocketMax, CommandContext context) throws WorldEditException {
+    public void caves(FawePlayer fp, LocalSession session, EditSession editSession, @Selection Region region, @Optional("8") int size, @Optional("40") int frequency, @Optional("7") int rarity, @Optional("8") int minY, @Optional("127") int maxY, @Optional("1") int systemFrequency, @Optional("25") int individualRarity, @Optional("0") int pocketChance, @Optional("0") int pocketMin, @Optional("3") int pocketMax, CommandContext context) throws WorldEditException, ParameterException {
         fp.checkConfirmationRegion(() -> {
             CavesGen gen = new CavesGen(size, frequency, rarity, minY, maxY, systemFrequency, individualRarity, pocketChance, pocketMin, pocketMax);
             editSession.generate(region, gen);
@@ -100,7 +100,7 @@ public class GenerationCommands extends MethodCommands {
     // public void addOre(Mask mask, Pattern material, int size, int frequency, int rarity, int minY, int maxY) throws WorldEditException {
 
     @Command(
-            aliases = { "/ores" },
+            aliases = {"/ores"},
             desc = "Generates ores",
             help = "Generates ores",
             min = 1,
@@ -108,7 +108,7 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.ore")
     @Logging(PLACEMENT)
-    public void ores(FawePlayer player, LocalSession session, EditSession editSession, @Selection Region region, Mask mask, CommandContext context) throws WorldEditException {
+    public void ores(FawePlayer player, LocalSession session, EditSession editSession, @Selection Region region, Mask mask, CommandContext context) throws WorldEditException, ParameterException {
         player.checkConfirmationRegion(() -> {
             editSession.addOres(region, mask);
             BBC.VISITOR_BLOCK.send(player, editSession.getBlockChangeCount());
@@ -116,7 +116,7 @@ public class GenerationCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/image", "/img" },
+            aliases = {"/image", "/img"},
             desc = "Generate an image",
             usage = "<imgur> [randomize=true] [complexity=100] [dimensions=100,100]",
             min = 1,
@@ -124,7 +124,7 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.image")
     @Logging(PLACEMENT)
-    public void image(Player player, LocalSession session, EditSession editSession, String arg, @Optional("true") boolean randomize, @Optional("100") int threshold, @Optional BlockVector2 dimensions) throws WorldEditException, IOException {
+    public void image(Player player, LocalSession session, EditSession editSession, String arg, @Optional("true") boolean randomize, @Optional("100") int threshold, @Optional BlockVector2 dimensions) throws WorldEditException, ParameterException, IOException {
         TextureUtil tu = Fawe.get().getCachedTextureUtil(randomize, 0, threshold);
         URL url = new URL(arg);
         if (!url.getHost().equalsIgnoreCase("i.imgur.com") && !url.getHost().equalsIgnoreCase("empcraft.com")) {
@@ -174,7 +174,7 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.ore")
     @Logging(PLACEMENT)
-    public void ore(FawePlayer player, LocalSession session, EditSession editSession, @Selection Region region, Mask mask, Pattern material, @Range(min = 0) int size, int freq, @Range(min = 0, max = 100) int rarity, @Range(min = 0, max = 255) int minY, @Range(min = 0, max = 255) int maxY, CommandContext context) throws WorldEditException {
+    public void ore(FawePlayer player, LocalSession session, EditSession editSession, @Selection Region region, Mask mask, Pattern material, @Range(min = 0) int size, int freq, @Range(min = 0, max = 100) int rarity, @Range(min = 0, max = 255) int minY, @Range(min = 0, max = 255) int maxY, CommandContext context) throws WorldEditException, ParameterException {
         player.checkConfirmationRegion(() -> {
             editSession.addOre(region, mask, material, size, freq, rarity, minY, maxY);
             BBC.VISITOR_BLOCK.send(player, editSession.getBlockChangeCount());
@@ -182,7 +182,7 @@ public class GenerationCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/hcyl" },
+            aliases = {"/hcyl"},
             usage = "<pattern> <radius>[,<radius>] [height]",
             desc = "Generates a hollow cylinder.",
             help =
@@ -195,18 +195,18 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.cylinder")
     @Logging(PLACEMENT)
-    public void hcyl(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector2 radius, @Optional("1") int height, @Range(min = 1) @Optional("1") double thickness, CommandContext context) throws WorldEditException {
-        int max = Math.max(radius.getBlockX(), radius.getBlockZ());
+    public void hcyl(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector2 radius, @Optional("1") int height, @Range(min = 1) @Optional("1") double thickness, CommandContext context) throws WorldEditException, ParameterException {
+        double max = MathMan.max(radius.getBlockX(), radius.getBlockZ());
         worldEdit.checkMaxRadius(max);
         BlockVector3 pos = session.getPlacementPosition(player);
         fp.checkConfirmationRadius(() -> {
             int affected = editSession.makeHollowCylinder(pos, pattern, radius.getX(), radius.getZ(), Math.min(256, height), thickness - 1);
             BBC.VISITOR_BLOCK.send(fp, affected);
-        }, getArguments(context), max, context);
+        }, getArguments(context), (int) max, context);
     }
 
     @Command(
-            aliases = { "/cyl" },
+            aliases = {"/cyl"},
             usage = "<pattern> <radius>[,<radius>] [height]",
             flags = "h",
             desc = "Generates a cylinder.",
@@ -220,18 +220,18 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.cylinder")
     @Logging(PLACEMENT)
-    public void cyl(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector2 radius, @Optional("1") int height, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException {
-        int max = Math.max(radius.getBlockX(), radius.getBlockZ());
+    public void cyl(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector2 radius, @Optional("1") int height, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException, ParameterException {
+        double max = MathMan.max(radius.getBlockX(), radius.getBlockZ());
         worldEdit.checkMaxRadius(max);
         BlockVector3 pos = session.getPlacementPosition(player);
         fp.checkConfirmationRadius(() -> {
             int affected = editSession.makeCylinder(pos, pattern, radius.getX(), radius.getZ(), Math.min(256, height), !hollow);
             BBC.VISITOR_BLOCK.send(fp, affected);
-        }, getArguments(context), max, context);
+        }, getArguments(context), (int) max, context);
     }
 
     @Command(
-            aliases = { "/hsphere" },
+            aliases = {"/hsphere"},
             usage = "<pattern> <radius>[,<radius>,<radius>] [raised?]",
             desc = "Generates a hollow sphere.",
             help =
@@ -244,12 +244,12 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.sphere")
     @Logging(PLACEMENT)
-    public void hsphere(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector3 radius, @Optional("false") boolean raised, CommandContext context) throws WorldEditException {
+    public void hsphere(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector3 radius, @Optional("false") boolean raised, CommandContext context) throws WorldEditException, ParameterException {
         sphere(fp, player, session, editSession, pattern, radius, raised, true, context);
     }
 
     @Command(
-            aliases = { "/sphere" },
+            aliases = {"/sphere"},
             usage = "<pattern> <radius>[,<radius>,<radius>] [raised?]",
             flags = "h",
             desc = "Generates a filled sphere.",
@@ -263,7 +263,7 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.sphere")
     @Logging(PLACEMENT)
-    public void sphere(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector3 radius, @Optional("false") boolean raised, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException {
+    public void sphere(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, BlockVector3 radius, @Optional("false") boolean raised, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException, ParameterException {
         double max = MathMan.max(radius.getBlockX(), radius.getBlockY(), radius.getBlockZ());
         worldEdit.checkMaxRadius(max);
         BlockVector3 pos = session.getPlacementPosition(player);
@@ -276,37 +276,36 @@ public class GenerationCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "forestgen" },
-        usage = "[size] [type] [density]",
+            aliases = {"forestgen"},
+            usage = "[size] [tree-type] [density]",
             desc = "Generate a forest",
             min = 0,
             max = 3
     )
     @CommandPermissions("worldedit.generation.forest")
     @Logging(POSITION)
-    public void forestGen(Player player, LocalSession session, EditSession editSession, @Optional("10") int size,
-                          @Optional("tree") TreeType type, @Optional("5") @Range(min = 0, max = 100) double density) throws WorldEditException {
+    @SuppressWarnings("deprecation")
+    public void forestGen(Player player, LocalSession session, EditSession editSession, @Optional("10") int size, @Optional("tree") TreeType type, @Optional("5") @Range(min = 0, max = 100) double density) throws WorldEditException, ParameterException {
         density = density / 100;
         int affected = editSession.makeForest(session.getPlacementPosition(player), size, density, type);
-        player.print(affected + " trees created.");
+        player.print(BBC.getPrefix() + affected + " trees created.");
     }
 
     @Command(
-        aliases = { "pumpkins" },
-        usage = "[size]",
+            aliases = {"pumpkins"},
+            usage = "[size=10]",
             desc = "Generate pumpkin patches",
-        min = 0,
-        max = 1
+            max = 2
     )
     @CommandPermissions("worldedit.generation.pumpkins")
     @Logging(POSITION)
-    public void pumpkins(Player player, LocalSession session, EditSession editSession, @Optional("10") int apothem) throws WorldEditException {
+    public void pumpkins(Player player, LocalSession session, EditSession editSession, @Optional("10") int apothem) throws WorldEditException, ParameterException {
         int affected = editSession.makePumpkinPatches(session.getPlacementPosition(player), apothem);
         BBC.COMMAND_PUMPKIN.send(player, affected);
     }
 
     @Command(
-            aliases = { "/hpyramid" },
+            aliases = {"/hpyramid"},
             usage = "<pattern> <size>",
             desc = "Generate a hollow pyramid",
             min = 2,
@@ -314,12 +313,12 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.pyramid")
     @Logging(PLACEMENT)
-    public void hollowPyramid(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, @Range(min = 1) int size, CommandContext context) throws WorldEditException {
+    public void hollowPyramid(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, @Range(min = 1) int size, CommandContext context) throws WorldEditException, ParameterException {
         pyramid(fp, player, session, editSession, pattern, size, true, context);
     }
 
     @Command(
-        aliases = { "/pyramid" },
+            aliases = {"/pyramid"},
             usage = "<pattern> <size>",
             flags = "h",
             desc = "Generate a filled pyramid",
@@ -328,7 +327,7 @@ public class GenerationCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.generation.pyramid")
     @Logging(PLACEMENT)
-    public void pyramid(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, @Range(min = 1) int size, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException {
+    public void pyramid(FawePlayer fp, Player player, LocalSession session, EditSession editSession, Pattern pattern, @Range(min = 1) int size, @Switch('h') boolean hollow, CommandContext context) throws WorldEditException, ParameterException {
         BlockVector3 pos = session.getPlacementPosition(player);
         worldEdit.checkMaxRadius(size);
         fp.checkConfirmationRadius(() -> {

worldedit-core/src/main/java/com/sk89q/worldedit/command/HistoryCommands.java

@@ -50,8 +50,6 @@ import java.io.File;
 import java.util.UUID;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
 /**
  * Commands to undo, redo, and clear history.
  */
@@ -65,11 +63,10 @@ public class HistoryCommands extends MethodCommands {
      */
     public HistoryCommands(WorldEdit worldEdit) {
         super(worldEdit);
-        checkNotNull(worldEdit);
     }
 
     @Command(
-            aliases = { "/frb", "frb", "fawerollback", "/fawerollback", "/rollback" },
+            aliases = {"/frb", "frb", "fawerollback", "/fawerollback", "/rollback"},
             usage = "<user=Empire92> <radius=5> <time=3d4h>",
             desc = "Undo a specific edit. " +
                     " - The time uses s, m, h, d, y.\n" +
@@ -83,7 +80,8 @@ public class HistoryCommands extends MethodCommands {
             BBC.SETTING_DISABLE.send(player, "history.use-database (Import with /frb #import )");
             return;
         }
-        if (user.charAt(0) == '#') {
+        switch (user.charAt(0)) {
+            case '#': {
                 if (user.equals("#import")) {
                     if (!player.hasPermission("fawe.rollback.import")) {
                         BBC.NO_PERM.send(player, "fawe.rollback.import");
@@ -143,13 +141,14 @@ public class HistoryCommands extends MethodCommands {
                 DiskStorageHistory file = new DiskStorageHistory(world, uuid, index);
                 if (file.getBDFile().exists()) {
                     if (restore) file.redo(FawePlayer.wrap(player));
-                else file.undo(FawePlayer.wrap(player), null);
+                    else file.undo(FawePlayer.wrap(player));
                     BBC.ROLLBACK_ELEMENT.send(player, Fawe.imp().getWorldName(world) + "/" + user + "-" + index);
                 } else {
                     BBC.TOOL_INSPECT_INFO_FOOTER.send(player, 0);
                 }
                 return;
             }
+        }
         UUID other = Fawe.imp().getUUID(user);
         if (other == null) {
             BBC.PLAYER_NOT_FOUND.send(player, user);
@@ -197,11 +196,16 @@ public class HistoryCommands extends MethodCommands {
                 BBC.ROLLBACK_ELEMENT.send(player, Fawe.imp().getWorldName(edit.getWorld()) + "/" + user + "-" + edit.getIndex());
                 count.incrementAndGet();
             }
-        }, () -> BBC.TOOL_INSPECT_INFO_FOOTER.send(player, count), true, restore);
+        }, new Runnable() {
+            @Override
+            public void run() {
+                BBC.TOOL_INSPECT_INFO_FOOTER.send(player, count);
+            }
+        }, true, restore);
     }
 
     @Command(
-            aliases = { "/fawerestore", "/frestore" },
+            aliases = {"/fawerestore", "/frestore"},
             usage = "<user=Empire92|*> <radius=5> <time=3d4h>",
             desc = "Redo a specific edit. " +
                     " - The time uses s, m, h, d, y.\n" +
@@ -215,30 +219,30 @@ public class HistoryCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/undo", "undo" },
+            aliases = {"/undo", "undo"},
             usage = "[times] [player]",
             desc = "Undoes the last action",
             min = 0,
             max = 2
     )
     @CommandPermissions("worldedit.history.undo")
-    public void undo(Player player, LocalSession session, CommandContext args) throws WorldEditException {
+    public void undo(Player player, LocalSession session, CommandContext context) throws WorldEditException {
         if (session.hasFastMode()) {
             BBC.COMMAND_UNDO_DISABLED.send(player);
             return;
         }
-        int times = Math.max(1, args.getInteger(0, 1));
+        int times = Math.max(1, context.getInteger(0, 1));
         FawePlayer.wrap(player).checkConfirmation(() -> {
             EditSession undone = null;
             int i = 0;
             for (; i < times; ++i) {
-                if (args.argsLength() < 2) {
+                if (context.argsLength() < 2) {
                     undone = session.undo(session.getBlockBag(player), player);
                 } else {
                     player.checkPermission("worldedit.history.undo.other");
-                    LocalSession sess = worldEdit.getSessionManager().findByName(args.getString(1));
+                    LocalSession sess = worldEdit.getSessionManager().findByName(context.getString(1));
                     if (sess == null) {
-                        BBC.COMMAND_HISTORY_OTHER_ERROR.send(player, args.getString(1));
+                        BBC.COMMAND_HISTORY_OTHER_ERROR.send(player, context.getString(1));
                         break;
                     }
                     undone = sess.undo(session.getBlockBag(player), player);
@@ -253,11 +257,11 @@ public class HistoryCommands extends MethodCommands {
             if (undone == null) {
                 BBC.COMMAND_UNDO_ERROR.send(player);
             }
-        }, getArguments(args), times, 50, args);
+        }, getArguments(context), times, 50, context);
     }
 
     @Command(
-        aliases = { "/redo", "redo" },
+            aliases = {"/redo", "redo"},
             usage = "[times] [player]",
             desc = "Redoes the last action (from history)",
             min = 0,
@@ -265,7 +269,6 @@ public class HistoryCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.history.redo")
     public void redo(Player player, LocalSession session, CommandContext args) throws WorldEditException {
-
         int times = Math.max(1, args.getInteger(0, 1));
 
         EditSession redone = null;
@@ -295,7 +298,7 @@ public class HistoryCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/clearhistory", "clearhistory" },
+            aliases = {"/clearhistory", "clearhistory"},
             usage = "",
             desc = "Clear your history",
             min = 0,

worldedit-core/src/main/java/com/sk89q/worldedit/command/NavigationCommands.java

@@ -65,12 +65,12 @@ public class NavigationCommands {
     )
     @CommandPermissions("worldedit.navigation.unstuck")
     public void unstuck(Player player) throws WorldEditException {
-        BBC.UNSTUCK.send(player);
         player.findFreePosition();
+        BBC.UNSTUCK.send(player);
     }
 
     @Command(
-        aliases = { "ascend", "asc" },
+            aliases = {"ascend", "asc"},
             usage = "[# of levels]",
             desc = "Go up a floor",
             min = 0,
@@ -97,7 +97,7 @@ public class NavigationCommands {
     }
 
     @Command(
-        aliases = { "descend", "desc" },
+            aliases = {"descend", "desc"},
             usage = "[# of floors]",
             desc = "Go down a floor",
             min = 0,
@@ -124,7 +124,7 @@ public class NavigationCommands {
     }
 
     @Command(
-        aliases = { "ceil" },
+            aliases = {"ceil"},
             usage = "[clearance]",
             desc = "Go to the celing",
             flags = "fg",
@@ -147,7 +147,7 @@ public class NavigationCommands {
     }
 
     @Command(
-        aliases = { "thru" },
+            aliases = {"thru"},
             usage = "",
             desc = "Passthrough walls",
             min = 0,
@@ -163,7 +163,7 @@ public class NavigationCommands {
     }
 
     @Command(
-            aliases = { "jumpto", "j" },
+            aliases = {"jumpto", "j"},
             usage = "[world,x,y,z]",
             desc = "Teleport to a location\n" +
                     "Flags:" +
@@ -197,8 +197,8 @@ public class NavigationCommands {
     }
 
     @Command(
-        aliases = { "up" },
-        usage = "<block>",
+            aliases = {"up"},
+            usage = "<number>",
             desc = "Go upwards some distance",
             flags = "fg",
             min = 1,
@@ -231,4 +231,6 @@ public class NavigationCommands {
 
         return forceGlass || (config.navigationUseGlass && !forceFlight);
     }
+
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/RegionCommands.java

@@ -220,7 +220,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/line" },
+            aliases = {"/line"},
             usage = "<pattern> [thickness]",
             desc = "Draws a line segment between cuboid selection corners",
             help =
@@ -241,7 +241,7 @@ public class RegionCommands extends MethodCommands {
                      @Switch('h') boolean shell) throws WorldEditException {
 
         if (!(region instanceof CuboidRegion)) {
-            player.printError("//line only works with cuboid selections");
+            player.printError(BBC.getPrefix() + "//line only works with cuboid selections");
             return;
         }
 
@@ -254,7 +254,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/curve", "/spline" },
+            aliases = {"/curve", "/spline"},
             usage = "<pattern> [thickness]",
             desc = "Draws a spline through selected points",
             help =
@@ -275,7 +275,7 @@ public class RegionCommands extends MethodCommands {
                       @Switch('h') boolean shell,
                       CommandContext context) throws WorldEditException {
         if (!(region instanceof ConvexPolyhedralRegion)) {
-            player.toWorldEditPlayer().printError("//curve only works with convex polyhedral selections");
+            player.sendMessage(BBC.getPrefix() + "//curve only works with convex polyhedral selections");
             return;
         }
         worldEdit.checkMaxRadius(thickness);
@@ -336,7 +336,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/overlay" },
+            aliases = {"/overlay"},
             usage = "<pattern>",
             desc = "Set a block on top of blocks in the region",
             min = 1,
@@ -386,7 +386,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/center", "/middle" },
+            aliases = {"/center", "/middle"},
             usage = "<pattern>",
             desc = "Set the center block(s)",
             min = 1,
@@ -400,7 +400,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/naturalize" },
+            aliases = {"/naturalize"},
             usage = "",
             desc = "3 layers of dirt on top then rock below",
             min = 0,
@@ -416,7 +416,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/walls" },
+            aliases = {"/walls"},
             usage = "<pattern>",
             desc = "Build the four sides of the selection",
             min = 1,
@@ -432,7 +432,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/faces", "/outline" },
+            aliases = {"/faces", "/outline"},
             usage = "<pattern>",
             desc = "Build the walls, ceiling, and floor of a selection",
             min = 1,
@@ -458,7 +458,7 @@ public class RegionCommands extends MethodCommands {
         min = 0,
         max = 2
     )
-    @CommandPermissions("worldedit.region.smooth")
+    @CommandPermissions("worldedit.region.smoothsnow")
     @Logging(REGION)
     public void smooth(FawePlayer player, EditSession editSession, @Selection Region region, @Optional("1") int iterations, @Optional Mask mask, @Switch('s') boolean snow, CommandContext context) throws WorldEditException {
     	BlockVector3 min = region.getMinimumPoint();
@@ -514,23 +514,23 @@ public class RegionCommands extends MethodCommands {
 
 
     @Command(
-        aliases = { "/move" },
+            aliases = {"/move"},
             usage = "[count] [direction] [leave-id]",
-        flags = "sabe",
+            flags = "sbea",
             desc = "Move the contents of the selection",
             help =
                     "Moves the contents of the selection.\n" +
                             "The -s flag shifts the selection to the target location.\n" +
                             "  -b also copies biomes\n" +
                             "  -e ignores entities\n" +
-            "The -a flag skips air blocks.\n" +
+                            "  -a ignores air\n" +
                             "Optionally fills the old location with <leave-id>.",
             min = 0,
             max = 3
     )
     @CommandPermissions("worldedit.region.move")
     @Logging(ORIENTATION_REGION)
-    public void move(FawePlayer player, EditSession editSession, LocalSession session,
+    public void move(FawePlayer player, LocalSession session, EditSession editSession,
                      @Selection Region region,
                      @Optional("1") @Range(min = 1) int count,
                      @Optional(Direction.AIM) @Direction(includeDiagonals = true) BlockVector3 direction,
@@ -550,7 +550,7 @@ public class RegionCommands extends MethodCommands {
                     session.getRegionSelector(player.getWorld()).learnChanges();
                     session.getRegionSelector(player.getWorld()).explainRegionAdjust(player.getPlayer(), session);
                 } catch (RegionOperationException e) {
-                    player.toWorldEditPlayer().printError(e.getMessage());
+                    player.sendMessage(BBC.getPrefix() + e.getMessage());
                 }
             }
 
@@ -583,7 +583,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/stack" },
+            aliases = {"/stack"},
             usage = "[count] [direction]",
             flags = "sam",
             desc = "Repeat the contents of the selection",
@@ -597,7 +597,7 @@ public class RegionCommands extends MethodCommands {
     )
     @CommandPermissions("worldedit.region.stack")
     @Logging(ORIENTATION_REGION)
-    public void stack(FawePlayer player, EditSession editSession, LocalSession session,
+    public void stack(FawePlayer player, LocalSession session, EditSession editSession,
                       @Selection Region region,
                       @Optional("1") @Range(min = 1) int count,
                       @Optional(Direction.AIM) @Direction(includeDiagonals = true) BlockVector3 direction,
@@ -620,7 +620,7 @@ public class RegionCommands extends MethodCommands {
                     session.getRegionSelector(player.getWorld()).learnChanges();
                     session.getRegionSelector(player.getWorld()).explainRegionAdjust(player.getPlayer(), session);
                 } catch (RegionOperationException e) {
-                    player.sendMessage(e.getMessage());
+                    player.sendMessage(BBC.getPrefix() + e.getMessage());
                 }
             }
 
@@ -629,7 +629,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/deform" },
+            aliases = {"/deform"},
             usage = "<expression>",
             desc = "Deforms a selected region with an expression",
             help =
@@ -647,10 +647,10 @@ public class RegionCommands extends MethodCommands {
                        @Selection Region region,
                        @Text String expression,
                        @Switch('r') boolean useRawCoords,
-                       @Switch('o') boolean offset, CommandContext context) throws WorldEditException {
+                       @Switch('o') boolean offset,
+                       CommandContext context) throws WorldEditException {
         final Vector3 zero;
         Vector3 unit;
-
         if (useRawCoords) {
             zero = Vector3.ZERO;
             unit = Vector3.ONE;
@@ -676,7 +676,7 @@ public class RegionCommands extends MethodCommands {
                 player.findFreePosition();
                 BBC.VISITOR_BLOCK.send(fp, affected);
             } catch (ExpressionException e) {
-                fp.sendMessage(e.getMessage());
+                fp.sendMessage(BBC.getPrefix() + e.getMessage());
             }
         }, getArguments(context), region, context);
     }
@@ -727,7 +727,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/hollow" },
+            aliases = {"/hollow"},
             usage = "[<thickness>[ <pattern>]]",
             desc = "Hollows out the object contained in this selection",
             help =
@@ -751,7 +751,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/forest" },
+            aliases = {"/forest"},
             usage = "[type] [density]",
             desc = "Make a forest within the region",
             min = 0,
@@ -766,7 +766,7 @@ public class RegionCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/flora" },
+            aliases = {"/flora"},
             usage = "[density]",
             desc = "Make flora within the region",
             min = 0,
@@ -786,4 +786,5 @@ public class RegionCommands extends MethodCommands {
         }, getArguments(context), region, context);
     }
 
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/ScriptingCommands.java

@@ -29,22 +29,21 @@ import com.sk89q.worldedit.LocalSession;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.entity.Player;
+import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Capability;
 import com.sk89q.worldedit.extension.platform.CommandManager;
 import com.sk89q.worldedit.scripting.CraftScriptContext;
 import com.sk89q.worldedit.scripting.CraftScriptEngine;
 import com.sk89q.worldedit.scripting.RhinoCraftScriptEngine;
+import com.sk89q.worldedit.session.request.Request;
 import org.mozilla.javascript.NativeJavaObject;
 
+import javax.annotation.Nullable;
 import javax.script.ScriptException;
-import java.io.DataInputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.charset.StandardCharsets;
+import java.io.*;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.function.Function;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.sk89q.minecraft.util.commands.Logging.LogMode.ALL;
@@ -62,7 +61,7 @@ public class ScriptingCommands {
      *
      * @param worldEdit reference to WorldEdit
      */
-    public ScriptingCommands(WorldEdit worldEdit) {
+    public ScriptingCommands(final WorldEdit worldEdit) {
         checkNotNull(worldEdit);
         this.worldEdit = worldEdit;
     }
@@ -79,12 +78,16 @@ public class ScriptingCommands {
     }
 
     public static <T> T runScript(Player player, File f, String[] args) throws WorldEditException {
+        return runScript(player, f, args, null);
+    }
+
+    public static <T> T runScript(Actor actor, File f, String[] args, @Nullable Function<String, String> processor) throws WorldEditException {
         String filename = f.getPath();
         int index = filename.lastIndexOf(".");
-        String ext = filename.substring(index + 1);
+        String ext = filename.substring(index + 1, filename.length());
 
         if (!ext.equalsIgnoreCase("js")) {
-            player.printError("Only .js scripts are currently supported");
+            actor.printError(BBC.getPrefix() + "Only .js scripts are currently supported");
             return null;
         }
 
@@ -97,63 +100,69 @@ public class ScriptingCommands {
                 file = WorldEdit.class.getResourceAsStream("craftscripts/" + filename);
 
                 if (file == null) {
-                    player.printError("Script does not exist: " + filename);
+                    actor.printError(BBC.getPrefix() + "Script does not exist: " + filename);
                     return null;
                 }
             } else {
                 file = new FileInputStream(f);
             }
 
-            byte[] data;
-            try (DataInputStream in = new DataInputStream(file)) {
-                data = new byte[in.available()];
+            DataInputStream in = new DataInputStream(file);
+            byte[] data = new byte[in.available()];
             in.readFully(data);
-            }
-            script = new String(data, 0, data.length, StandardCharsets.UTF_8);
+            in.close();
+            script = new String(data, 0, data.length, "utf-8");
         } catch (IOException e) {
-            player.printError("Script read error: " + e.getMessage());
+            actor.printError(BBC.getPrefix() + "Script read error: " + e.getMessage());
             return null;
         }
 
-        WorldEdit worldEdit1 = WorldEdit.getInstance();
-        LocalSession session = worldEdit1.getSessionManager().get(player);
+        if (processor != null) {
+            script = processor.apply(script);
+        }
 
-        CraftScriptEngine engine;
+        WorldEdit worldEdit = WorldEdit.getInstance();
+        LocalSession session = worldEdit.getSessionManager().get(actor);
+
+        CraftScriptEngine engine = null;
 
         Object result = null;
         try {
 
             engine = new RhinoCraftScriptEngine();
         } catch (NoClassDefFoundError e) {
-            player.printError("Failed to find an installed script engine.");
-            player.printError("Download: https://github.com/downloads/mozilla/rhino/rhino1_7R4.zip");
-            player.printError("Extract: `js.jar` to `plugins` or `mods` directory`");
-            player.printError("More info: https://github.com/boy0001/CraftScripts/");
+            actor.printError("Failed to find an installed script engine.");
+            actor.printError("Download: https://github.com/downloads/mozilla/rhino/rhino1_7R4.zip");
+            actor.printError("Extract: `js.jar` to `plugins` or `mods` directory`");
+            actor.printError("More info: https://github.com/boy0001/CraftScripts/");
             return null;
         }
 
-        engine.setTimeLimit(worldEdit1.getConfiguration().scriptTimeout);
+        engine.setTimeLimit(worldEdit.getConfiguration().scriptTimeout);
 
-        CraftScriptContext scriptContext = new CraftScriptContext(worldEdit1, worldEdit1.getPlatformManager().queryCapability(Capability.USER_COMMANDS),
-                                                                  worldEdit1.getConfiguration(), session, player, args);
+        Player player = actor instanceof Player ? (Player) actor : null;
+        CraftScriptContext scriptContext = new CraftScriptContext(worldEdit, WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.USER_COMMANDS),
+                WorldEdit.getInstance().getConfiguration(), session, player, args);
 
         Map<String, Object> vars = new HashMap<>();
         vars.put("argv", args);
         vars.put("context", scriptContext);
-        vars.put("actor", player);
+        vars.put("actor", actor);
         vars.put("player", player);
 
         try {
             result = engine.evaluate(script, filename, vars);
         } catch (ScriptException e) {
             e.printStackTrace();
-            player.printError(BBC.getPrefix() + "Failed to execute:");
-            player.printRaw(e.getMessage());
-        } catch (NumberFormatException | WorldEditException e) {
+            actor.printError(BBC.getPrefix() + "Failed to execute:");
+            actor.printRaw(e.getMessage());
+        } catch (NumberFormatException e) {
+            throw e;
+        } catch (WorldEditException e) {
             throw e;
         } catch (Throwable e) {
-            player.printError("Failed to execute (see console):");
-            player.printRaw(e.getClass().getCanonicalName());
+            actor.printError(BBC.getPrefix() + "Failed to execute (see console):");
+            actor.printRaw(e.getClass().getCanonicalName());
             e.printStackTrace();
         }
         if (result instanceof NativeJavaObject) {
@@ -162,19 +171,12 @@ public class ScriptingCommands {
         return (T) result;
     }
 
-    @Command(
-        aliases = { "cs" },
-        usage = "<filename> [args...]",
-        desc = "Execute a CraftScript",
-        min = 1,
-        max = -1
-    )
+    @Command(aliases = {"cs"}, usage = "<filename> [args...]", desc = "Execute a CraftScript", min = 1, max = -1)
     @CommandPermissions("worldedit.scripting.execute")
     @Logging(ALL)
-    public void execute(Player player, LocalSession session, CommandContext args) throws WorldEditException {
-
-        String[] scriptArgs = args.getSlice(1);
-        String name = args.getString(0);
+    public void execute(final Player player, final LocalSession session, final CommandContext args) throws WorldEditException {
+        final String[] scriptArgs = args.getSlice(1);
+        final String name = args.getString(0);
 
         if (!player.hasPermission("worldedit.scripting.execute." + name)) {
             BBC.SCRIPTING_NO_PERM.send(player);
@@ -183,8 +185,8 @@ public class ScriptingCommands {
 
         session.setLastScript(name);
 
-        File dir = worldEdit.getWorkingDirectoryFile(worldEdit.getConfiguration().scriptsDir);
-        File f = worldEdit.getSafeOpenFile(player, dir, name, "js", "js");
+        final File dir = this.worldEdit.getWorkingDirectoryFile(this.worldEdit.getConfiguration().scriptsDir);
+        final File f = this.worldEdit.getSafeOpenFile(player, dir, name, "js", "js");
         try {
             new RhinoCraftScriptEngine();
         } catch (NoClassDefFoundError e) {
@@ -197,13 +199,7 @@ public class ScriptingCommands {
         runScript(LocationMaskedPlayerWrapper.unwrap(player), f, scriptArgs);
     }
 
-    @Command(
-        aliases = { ".s" },
-        usage = "[args...]",
-        desc = "Execute last CraftScript",
-        min = 0,
-        max = -1
-    )
+    @Command(aliases = {".s"}, usage = "[args...]", desc = "Execute last CraftScript", min = 0, max = -1)
     @CommandPermissions("worldedit.scripting.execute")
     @Logging(ALL)
     public void executeLast(Player player, LocalSession session, CommandContext args) throws WorldEditException {
@@ -220,11 +216,17 @@ public class ScriptingCommands {
             return;
         }
 
-        String[] scriptArgs = args.getSlice(0);
+        final String[] scriptArgs = args.getSlice(0);
 
-        File dir = worldEdit.getWorkingDirectoryFile(worldEdit.getConfiguration().scriptsDir);
-        File f = worldEdit.getSafeOpenFile(player, dir, lastScript, "js", "js");
+        final File dir = this.worldEdit.getWorkingDirectoryFile(this.worldEdit.getConfiguration().scriptsDir);
+        final File f = this.worldEdit.getSafeOpenFile(player, dir, lastScript, "js", "js");
 
-        worldEdit.runScript(player, f, scriptArgs);
+        try {
+            this.worldEdit.runScript(LocationMaskedPlayerWrapper.unwrap(player), f, scriptArgs);
+        } catch (final WorldEditException ex) {
+            BBC.SCRIPTING_ERROR.send(player);
         }
+    }
+
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/SelectionCommands.java

@@ -94,7 +94,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/pos1", "posa", "/1" },
+            aliases = {"/pos1", "posa", "/1"},
             usage = "[coordinates]",
             desc = "Set position 1",
             min = 0,
@@ -123,12 +123,11 @@ public class SelectionCommands {
             return;
         }
 
-        session.getRegionSelector(player.getWorld())
-               .explainPrimarySelection(player, session, pos);
+        session.getRegionSelector(player.getWorld()).explainPrimarySelection(player, session, pos);
     }
 
     @Command(
-        aliases = { "/pos2", "posb", "/2" },
+            aliases = {"/pos2", "posb", "/2"},
             usage = "[coordinates]",
             desc = "Set position 2",
             min = 0,
@@ -163,40 +162,38 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/hpos1" },
+            aliases = {"/hpos1"},
             usage = "",
             desc = "Set position 1 to targeted block",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.selection.hpos")
-    public void hpos1(Player player, LocalSession session) throws WorldEditException {
-
-        Location pos = player.getBlockTrace(300);
+    public void hpos1(Player player, LocalSession session, CommandContext args) throws WorldEditException {
+    	BlockVector3 pos = player.getBlockTrace(300).toBlockPoint();
 
         if (pos != null) {
-            if (!session.getRegionSelector(player.getWorld()).selectPrimary(pos.toVector().toBlockPoint(), ActorSelectorLimits.forActor(player))) {
+            if (!session.getRegionSelector(player.getWorld()).selectPrimary(pos, ActorSelectorLimits.forActor(player))) {
                 BBC.SELECTOR_ALREADY_SET.send(player);
                 return;
             }
 
             session.getRegionSelector(player.getWorld())
-                    .explainPrimarySelection(player, session, pos.toVector().toBlockPoint());
+                    .explainPrimarySelection(player, session, pos);
         } else {
             BBC.NO_BLOCK.send(player);
         }
     }
 
     @Command(
-        aliases = { "/hpos2" },
+            aliases = {"/hpos2"},
             usage = "",
             desc = "Set position 2 to targeted block",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.selection.hpos")
-    public void hpos2(Player player, LocalSession session) throws WorldEditException {
-
+    public void hpos2(Player player, LocalSession session, CommandContext args) throws WorldEditException {
     	BlockVector3 pos = player.getBlockTrace(300).toBlockPoint();
 
         if (pos != null) {
@@ -213,7 +210,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/chunk" },
+            aliases = {"/chunk"},
             usage = "[x,z coordinates]",
             flags = "sc",
             desc = "Set the selection to your current chunk.",
@@ -221,7 +218,7 @@ public class SelectionCommands {
                     "Set the selection to the chunk you are currently in.\n" +
                             "With the -s flag, your current selection is expanded\n" +
                             "to encompass all chunks that are part of it.\n\n" +
-            "Specifying coordinates will use those instead of your\n"+
+                            "Specifying coordinates will use those instead of your\n" +
                             "current position. Use -c to specify chunk coordinates,\n" +
                             "otherwise full coordinates will be implied.\n" +
                             "(for example, the coordinates 5,5 are the same as -c 0,0)",
@@ -282,7 +279,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/wand" },
+            aliases = {"/wand", "/w"},
             usage = "",
             desc = "Get the wand object",
             min = 0,
@@ -290,7 +287,6 @@ public class SelectionCommands {
     )
     @CommandPermissions("worldedit.wand")
     public void wand(Player player) throws WorldEditException {
-
         player.giveItem(new BaseItemStack(ItemTypes.parse(we.getConfiguration().wandItem), 1));
         BBC.SELECTION_WAND.send(player);
         if (!FawePlayer.wrap(player).hasPermission("fawe.tips"))
@@ -298,7 +294,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "toggleeditwand" },
+            aliases = {"toggleeditwand"},
             usage = "",
             desc = "Toggle functionality of the edit wand",
             min = 0,
@@ -317,7 +313,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/expand" },
+            aliases = {"/expand"},
             usage = "<amount> [reverse-amount] <direction>",
             desc = "Expand the selection area",
             min = 1,
@@ -329,8 +325,7 @@ public class SelectionCommands {
 
         // Special syntax (//expand vert) to expand the selection between
         // sky and bedrock.
-        if (args.getString(0).equalsIgnoreCase("vert")
-                || args.getString(0).equalsIgnoreCase("vertical")) {
+        if (args.getString(0).equalsIgnoreCase("vert") || args.getString(0).equalsIgnoreCase("vertical")) {
             Region region = session.getSelection(player.getWorld());
             try {
                 int oldSize = region.getArea();
@@ -347,7 +342,6 @@ public class SelectionCommands {
 
             return;
         }
-
         List<BlockVector3> dirs = new ArrayList<>();
         int change = args.getInteger(0);
         int reverseChange = 0;
@@ -406,12 +400,11 @@ public class SelectionCommands {
         int newSize = region.getArea();
 
         session.getRegionSelector(player.getWorld()).explainRegionAdjust(player, session);
-
         BBC.SELECTION_EXPAND.send(player, (newSize - oldSize));
     }
 
     @Command(
-        aliases = { "/contract" },
+            aliases = {"/contract"},
             usage = "<amount> [reverse-amount] [direction]",
             desc = "Contract the selection area",
             min = 1,
@@ -485,7 +478,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/shift" },
+            aliases = {"/shift"},
             usage = "<amount> [direction]",
             desc = "Shift the selection area",
             min = 1,
@@ -519,7 +512,6 @@ public class SelectionCommands {
             session.getRegionSelector(player.getWorld()).learnChanges();
 
             session.getRegionSelector(player.getWorld()).explainRegionAdjust(player, session);
-
             BBC.SELECTION_SHIFT.send(player);
         } catch (RegionOperationException e) {
             player.printError(e.getMessage());
@@ -527,7 +519,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/outset" },
+            aliases = {"/outset"},
             usage = "<amount>",
             desc = "Outset the selection area",
             help =
@@ -550,7 +542,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/inset" },
+            aliases = {"/inset"},
             usage = "<amount>",
             desc = "Inset the selection area",
             help =
@@ -577,22 +569,22 @@ public class SelectionCommands {
         int change = args.getInteger(0);
 
         if (!args.hasFlag('h')) {
-            changes.add((BlockVector3.UNIT_Y).multiply(change));
-            changes.add((BlockVector3.UNIT_MINUS_Y).multiply(change));
+            changes.add((BlockVector3.at(0, 1, 0)).multiply(change));
+            changes.add((BlockVector3.at(0, -1, 0)).multiply(change));
         }
 
         if (!args.hasFlag('v')) {
-            changes.add((BlockVector3.UNIT_X).multiply(change));
-            changes.add((BlockVector3.UNIT_MINUS_X).multiply(change));
-            changes.add((BlockVector3.UNIT_Z).multiply(change));
-            changes.add((BlockVector3.UNIT_MINUS_Z).multiply(change));
+            changes.add((BlockVector3.at(1, 0, 0)).multiply(change));
+            changes.add((BlockVector3.at(-1, 0, 0)).multiply(change));
+            changes.add((BlockVector3.at(0, 0, 1)).multiply(change));
+            changes.add((BlockVector3.at(0, 0, -1)).multiply(change));
         }
 
         return changes.toArray(new BlockVector3[0]);
     }
 
     @Command(
-        aliases = { "/size" },
+            aliases = {"/size"},
             flags = "c",
             usage = "",
             desc = "Get information about the selection",
@@ -600,9 +592,10 @@ public class SelectionCommands {
             max = 0
     )
     @CommandPermissions("worldedit.selection.size")
-    public void size(Player player, LocalSession session, CommandContext args) throws WorldEditException {
+    public void size(Player player, LocalSession session, EditSession editSession, CommandContext args) throws WorldEditException {
         if (args.hasFlag('c')) {
             ClipboardHolder root = session.getClipboard();
+//            Clipboard clipboard = holder.getClipboard();
             int index = 0;
             for (ClipboardHolder holder : root.getHolders()) {
                 Clipboard clipboard = holder.getClipboard();
@@ -675,10 +668,10 @@ public class SelectionCommands {
 
 
     @Command(
-        aliases = { "/count" },
+            aliases = {"/count"},
             usage = "<mask>",
-        flags = "d",
             desc = "Counts the number of a certain type of block",
+            flags = "d",
             min = 1,
             max = 1
     )
@@ -689,25 +682,23 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/distr" },
+            aliases = {"/distr"},
             usage = "",
             desc = "Get the distribution of blocks in the selection",
             help =
                     "Gets the distribution of blocks in the selection.\n" +
-            "The -c flag gets the distribution of your clipboard.\n" +
-            "The -d flag separates blocks by state",
-        flags = "cd",
+                            "The -c flag gets the distribution of your clipboard.",
+            flags = "c",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.analysis.distr")
-    public void distr(Player player, LocalSession session, EditSession editSession, CommandContext args) throws WorldEditException, CommandException {
+    public void distr(Player player, LocalSession session, EditSession editSession, @Switch('c') boolean useClipboard, @Switch('d') boolean useData) throws WorldEditException, CommandException {
         int size;
         List<Countable> distributionData;
-        boolean separateStates = args.hasFlag('d');
 
         Region region;
-        if (args.hasFlag('c')) {
+        if (useClipboard) {
             // TODO multi clipboard distribution
             Clipboard clipboard = session.getClipboard().getClipboard();
             region = clipboard.getRegion();
@@ -715,14 +706,13 @@ public class SelectionCommands {
         } else {
             region = session.getSelection(player.getWorld());
         }
-        if (separateStates) {
+        if (useData)
             distributionData = (List) editSession.getBlockDistributionWithData(region);
-        } else {
+        else
             distributionData = (List) editSession.getBlockDistribution(region);
-        }
         size = session.getSelection(player.getWorld()).getArea();
 
-        if (distributionData.isEmpty()) {  // *Should* always be false
+        if (distributionData.size() <= 0) {
             player.printError("No blocks counted.");
             return;
         }
@@ -739,7 +729,7 @@ public class SelectionCommands {
     }
 
     @Command(
-        aliases = { "/sel", ";", "/desel", "/deselect" },
+            aliases = {"/sel", ";", "/desel", "/deselect"},
             flags = "d",
             usage = "[cuboid|extend|poly|ellipsoid|sphere|cyl|convex]",
             desc = "Choose a region selector",
@@ -848,4 +838,5 @@ public class SelectionCommands {
         session.dispatchCUISelection(player);
     }
 
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotCommands.java

@@ -56,7 +56,7 @@ public class SnapshotCommands {
     }
 
     @Command(
-            aliases = { "list" },
+            aliases = {"list"},
             usage = "[num]",
             desc = "List snapshots",
             min = 0,
@@ -81,7 +81,7 @@ public class SnapshotCommands {
 
                 BBC.SNAPSHOT_LIST_HEADER.send(player, player.getWorld().getName());
                 for (byte i = 0; i < Math.min(num, snapshots.size()); i++) {
-                    player.print((i + 1) + ". " + snapshots.get(i).getName());
+                    player.print(BBC.getPrefix() + (i + 1) + ". " + snapshots.get(i).getName());
                 }
 
                 BBC.SNAPSHOT_LIST_FOOTER.send(player);
@@ -92,10 +92,10 @@ public class SnapshotCommands {
                 File dir = config.snapshotRepo.getDirectory();
 
                 try {
-                    WorldEdit.logger.info("WorldEdit found no snapshots: looked in: "
+                    WorldEdit.logger.info(BBC.getPrefix() + "WorldEdit found no snapshots: looked in: "
                             + dir.getCanonicalPath());
                 } catch (IOException e) {
-                    WorldEdit.logger.info("WorldEdit found no snapshots: looked in "
+                    WorldEdit.logger.info(BBC.getPrefix() + "WorldEdit found no snapshots: looked in "
                             + "(NON-RESOLVABLE PATH - does it exist?): "
                             + dir.getPath());
                 }
@@ -222,7 +222,7 @@ public class SnapshotCommands {
 
                 if (snapshot == null) {
                     dateFormat.setTimeZone(session.getTimeZone());
-                    player.printError("Couldn't find a snapshot before "
+                    player.printError(BBC.getPrefix() + "Couldn't find a snapshot before "
                             + dateFormat.format(date.getTime()) + ".");
                 } else {
                     session.setSnapshot(snapshot);
@@ -260,7 +260,7 @@ public class SnapshotCommands {
                 Snapshot snapshot = config.snapshotRepo.getSnapshotAfter(date, player.getWorld().getName());
                 if (snapshot == null) {
                     dateFormat.setTimeZone(session.getTimeZone());
-                    player.printError("Couldn't find a snapshot after "
+                    player.printError(BBC.getPrefix() + "Couldn't find a snapshot after "
                             + dateFormat.format(date.getTime()) + ".");
                 } else {
                     session.setSnapshot(snapshot);

worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotUtilCommands.java

@@ -56,7 +56,6 @@ public class SnapshotUtilCommands {
             aliases = { "restore", "/restore" },
             usage = "[snapshot]",
             desc = "Restore the selection from a snapshot",
-            min = 0,
             max = 1
     )
     @Logging(REGION)
@@ -112,20 +111,14 @@ public class SnapshotUtilCommands {
             }
         }
 
-        ChunkStore chunkStore = null;
 
         // Load chunk store
-        try {
-            chunkStore = snapshot.getChunkStore();
+        SnapshotRestore restore;
+        try (ChunkStore chunkStore = snapshot.getChunkStore()) {
             BBC.SNAPSHOT_LOADED.send(player, snapshot.getName());
-        } catch (DataException | IOException e) {
-            player.printError("Failed to load snapshot: " + e.getMessage());
-            return;
-        }
 
-        try {
             // Restore snapshot
-            SnapshotRestore restore = new SnapshotRestore(chunkStore, editSession, region);
+            restore = new SnapshotRestore(chunkStore, editSession, region);
             //player.print(restore.getChunksAffected() + " chunk(s) will be loaded.");
 
             restore.restore();
@@ -144,11 +137,8 @@ public class SnapshotUtilCommands {
                         restore.getMissingChunks().size(),
                         restore.getErrorChunks().size()));
             }
-        } finally {
-            try {
-                chunkStore.close();
-            } catch (IOException ignored) {
-            }
+        } catch (DataException | IOException e) {
+            player.printError("Failed to load snapshot: " + e.getMessage());
         }
     }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/SuperPickaxeCommands.java

@@ -41,7 +41,7 @@ public class SuperPickaxeCommands {
     }
 
     @Command(
-        aliases = { "single" },
+            aliases = {"single"},
             usage = "",
             desc = "Enable the single block super pickaxe mode",
             min = 0,
@@ -56,7 +56,7 @@ public class SuperPickaxeCommands {
     }
 
     @Command(
-        aliases = { "area" },
+            aliases = {"area"},
             usage = "<radius>",
             desc = "Enable the area super pickaxe pickaxe mode",
             min = 1,
@@ -79,7 +79,7 @@ public class SuperPickaxeCommands {
     }
 
     @Command(
-        aliases = { "recur", "recursive" },
+            aliases = {"recur", "recursive"},
             usage = "<radius>",
             desc = "Enable the recursive super pickaxe pickaxe mode",
             min = 1,

worldedit-core/src/main/java/com/sk89q/worldedit/command/ToolCommands.java

@@ -60,7 +60,7 @@ public class ToolCommands {
     }
 
     @Command(
-        aliases = { "info", "/info" },
+            aliases = {"info", "/info"},
             usage = "",
             desc = "Block information tool",
             min = 0,
@@ -68,9 +68,8 @@ public class ToolCommands {
     )
     @CommandPermissions("worldedit.tool.info")
     public void info(Player player, LocalSession session) throws WorldEditException {
-
+        session.setTool(new QueryTool(), player);
         BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new QueryTool());
         BBC.TOOL_INFO.send(player, itemStack.getType().getName());
     }
 
@@ -78,33 +77,33 @@ public class ToolCommands {
             aliases = {"inspect"},
             usage = "",
             desc = "Inspect edits within a radius",
-            help = "Chooses the inspect brush",
+            help =
+                    "Chooses the inspect brush",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.tool.inspect")
     public void inspectBrush(Player player, LocalSession session, @Optional("1") double radius) throws WorldEditException {
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new InspectBrush());
-        BBC.TOOL_INSPECT.send(player, itemStack.getType().getName());
+        session.setTool(new InspectBrush(), player);
+        BBC.TOOL_INSPECT.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-        aliases = { "tree" },
+            aliases = {"tree"},
             usage = "[type]",
             desc = "Tree generator tool",
             min = 0,
             max = 1
     )
     @CommandPermissions("worldedit.tool.tree")
+    @SuppressWarnings("deprecation")
     public void tree(Player player, LocalSession session, @Optional("tree") TreeGenerator.TreeType type, CommandContext args) throws WorldEditException {
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new TreePlanter(type));
-        BBC.TOOL_TREE.send(player, itemStack.getType().getName());
+        session.setTool(new TreePlanter(type), player);
+        BBC.TOOL_TREE.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-        aliases = { "repl" },
+            aliases = {"repl"},
             usage = "<pattern>",
             desc = "Block replacer tool",
             min = 1,
@@ -112,13 +111,12 @@ public class ToolCommands {
     )
     @CommandPermissions("worldedit.tool.replacer")
     public void repl(Player player, LocalSession session, Pattern pattern) throws WorldEditException {
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new BlockReplacer(pattern));
-        BBC.TOOL_REPL.send(player, itemStack.getType().getName());
+        session.setTool(new BlockReplacer(pattern), player);
+        BBC.TOOL_REPL.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-        aliases = { "cycler" },
+            aliases = {"cycler"},
             usage = "",
             desc = "Block data cycler tool",
             min = 0,
@@ -127,65 +125,56 @@ public class ToolCommands {
     @CommandPermissions("worldedit.tool.data-cycler")
     public void cycler(Player player, LocalSession session) throws WorldEditException {
 
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new BlockDataCyler());
-        BBC.TOOL_CYCLER.send(player, itemStack.getType().getName());
+        session.setTool(new BlockDataCyler(), player);
+        BBC.TOOL_CYCLER.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-        aliases = { "floodfill", "flood" },
+            aliases = {"floodfill", "flood"},
             usage = "<pattern> <range>",
             desc = "Flood fill tool",
             min = 2,
             max = 2
     )
     @CommandPermissions("worldedit.tool.flood-fill")
-    public void floodFill(Player player, LocalSession session, Pattern pattern, int range) throws WorldEditException {
-
+    public void floodFill(Player player, EditSession editSession, LocalSession session, Pattern pattern, int range) throws WorldEditException {
         LocalConfiguration config = we.getConfiguration();
-
         if (range > config.maxSuperPickaxeSize) {
             BBC.TOOL_RANGE_ERROR.send(player, config.maxSuperPickaxeSize);
             return;
         }
-
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new FloodFillTool(range, pattern));
-        BBC.TOOL_FLOOD_FILL.send(player, itemStack.getType().getName());
+        session.setTool(new FloodFillTool(range, pattern), player);
+        BBC.TOOL_FLOOD_FILL.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-            aliases = { "deltree" },
+            aliases = {"deltree"},
             usage = "",
             desc = "Floating tree remover tool",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.tool.deltree")
-    public void deltree(Player player, LocalSession session) throws WorldEditException {
-
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new FloatingTreeRemover());
+    public void deltree(Player player, LocalSession session, CommandContext args) throws WorldEditException {
+        session.setTool(new FloatingTreeRemover(), player);
         BBC.TOOL_DELTREE.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-            aliases = { "farwand" },
+            aliases = {"farwand"},
             usage = "",
             desc = "Wand at a distance tool",
             min = 0,
             max = 0
     )
     @CommandPermissions("worldedit.tool.farwand")
-    public void farwand(Player player, LocalSession session) throws WorldEditException {
-
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-        session.setTool(itemStack.getType(), new DistanceWand());
-        BBC.TOOL_FARWAND.send(player, itemStack.getType().getName());
+    public void farwand(Player player, LocalSession session, CommandContext args) throws WorldEditException {
+        session.setTool(new DistanceWand(), player);
+        BBC.TOOL_FARWAND.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
     }
 
     @Command(
-            aliases = { "lrbuild", "/lrbuild" },
+            aliases = {"lrbuild", "/lrbuild"},
             usage = "<leftclick block> <rightclick block>",
             desc = "Long-range building tool",
             min = 2,
@@ -193,10 +182,8 @@ public class ToolCommands {
     )
     @CommandPermissions("worldedit.tool.lrbuild")
     public void longrangebuildtool(Player player, LocalSession session, Pattern secondary, Pattern primary) throws WorldEditException {
-        BaseItemStack itemStack = player.getItemInHand(HandSide.MAIN_HAND);
-
-        session.setTool(itemStack.getType(), new LongRangeBuildTool(primary, secondary));
-        BBC.TOOL_LRBUILD_BOUND.send(player, itemStack.getType().getName());
+        session.setTool(new LongRangeBuildTool(primary, secondary), player);
+        BBC.TOOL_LRBUILD_BOUND.send(player, player.getItemInHand(HandSide.MAIN_HAND).getType().getName());
         BBC.TOOL_LRBUILD_INFO.send(player, secondary, primary);
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/command/ToolUtilCommands.java

@@ -56,7 +56,7 @@ public class ToolUtilCommands {
         String newState = args.getString(0, null);
         if (session.hasSuperPickAxe()) {
             if ("on".equals(newState)) {
-                player.printError("Super pick axe already enabled.");
+                player.printError(BBC.getPrefix() + "Super pick axe already enabled.");
                 return;
             }
 
@@ -64,7 +64,7 @@ public class ToolUtilCommands {
             player.print("Super pick axe disabled.");
         } else {
             if ("off".equals(newState)) {
-                player.printError("Super pick axe already disabled.");
+                player.printError(BBC.getPrefix() + "Super pick axe already disabled.");
                 return;
             }
             session.enableSuperPickAxe();
@@ -130,7 +130,6 @@ public class ToolUtilCommands {
 
         int radius = args.getInteger(0);
         we.checkMaxBrushRadius(radius);
-
         session.getBrushTool(player.getItemInHand(HandSide.MAIN_HAND).getType()).setSize(radius);
         player.print("Brush size set.");
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/UtilityCommands.java

@@ -110,7 +110,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "patterns" },
+            aliases = {"patterns"},
             usage = "[page=1|search|pattern]",
             desc = "View help about patterns",
             help = "Patterns determine what blocks are placed\n" +
@@ -125,7 +125,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "masks" },
+            aliases = {"masks"},
             usage = "[page=1|search|mask]",
             desc = "View help about masks",
             help = "Masks determine if a block can be placed\n" +
@@ -141,7 +141,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "transforms" },
+            aliases = {"transforms"},
             usage = "[page=1|search|transform]",
             desc = "View help about transforms",
             help = "Transforms modify how a block is placed\n" +
@@ -179,7 +179,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/heightmapinterface" },
+            aliases = {"/heightmapinterface"},
             desc = "Generate the heightmap interface: https://github.com/boy0001/HeightMap"
     )
     @CommandPermissions("fawe.admin")
@@ -237,7 +237,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/cancel", "fcancel" },
+            aliases = {"/cancel", "fcancel"},
             desc = "Cancel your current command",
             max = 0,
             queued = false
@@ -248,7 +248,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/fill" },
+            aliases = {"/fill"},
             usage = "<pattern> <radius> [depth] [direction]",
             desc = "Fill a hole",
             min = 2,
@@ -261,11 +261,11 @@ public class UtilityCommands extends MethodCommands {
         BlockVector3 pos = session.getPlacementPosition(player);
         int affected;
         affected = editSession.fillDirection(pos, pattern, radius, (int) depth, direction);
-        player.print(affected + " block(s) have been created.");
+        player.print(BBC.getPrefix() + affected + " block(s) have been created.");
     }
 
     @Command(
-        aliases = { "/fillr" },
+            aliases = {"/fillr"},
             usage = "<pattern> <radius> [depth]",
             desc = "Fill a hole recursively",
             min = 2,
@@ -278,11 +278,11 @@ public class UtilityCommands extends MethodCommands {
         BlockVector3 pos = session.getPlacementPosition(player);
         if (depth == -1) depth = Integer.MAX_VALUE;
         int affected = editSession.fillXZ(pos, pattern, radius, (int) depth, true);
-        player.print(affected + " block(s) have been created.");
+        player.print(BBC.getPrefix() + affected + " block(s) have been created.");
     }
 
     @Command(
-            aliases = { "/drain" },
+            aliases = {"/drain"},
             usage = "<radius>",
             desc = "Drain a pool",
             min = 1,
@@ -294,11 +294,11 @@ public class UtilityCommands extends MethodCommands {
         worldEdit.checkMaxRadius(radius);
         int affected = editSession.drainArea(
                 session.getPlacementPosition(player), radius);
-        player.print(affected + " block(s) have been changed.");
+        player.print(BBC.getPrefix() + affected + " block(s) have been changed.");
     }
 
     @Command(
-        aliases = { "/fixlava", "fixlava" },
+            aliases = {"/fixlava", "fixlava"},
             usage = "<radius>",
             desc = "Fix lava to be stationary",
             min = 1,
@@ -307,14 +307,14 @@ public class UtilityCommands extends MethodCommands {
     @CommandPermissions("worldedit.fixlava")
     @Logging(PLACEMENT)
     public void fixLava(Player player, LocalSession session, EditSession editSession, @Range(min = 0) double radius) throws WorldEditException {
-
         worldEdit.checkMaxRadius(radius);
-        int affected = editSession.fixLiquid(session.getPlacementPosition(player), radius, BlockTypes.LAVA);
-        player.print(affected + " block(s) have been changed.");
+        int affected = editSession.fixLiquid(
+                session.getPlacementPosition(player), radius, BlockTypes.LAVA);
+        player.print(BBC.getPrefix() + affected + " block(s) have been changed.");
     }
 
     @Command(
-        aliases = { "/fixwater", "fixwater" },
+            aliases = {"/fixwater", "fixwater"},
             usage = "<radius>",
             desc = "Fix water to be stationary",
             min = 1,
@@ -330,7 +330,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/removeabove", "removeabove" },
+            aliases = {"/removeabove", "removeabove"},
             usage = "[size] [height]",
             desc = "Remove blocks above your head.",
             min = 0,
@@ -345,7 +345,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/removebelow", "removebelow" },
+            aliases = {"/removebelow", "removebelow"},
             usage = "[size] [height]",
             desc = "Remove blocks below you.",
             min = 0,
@@ -360,7 +360,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/removenear", "removenear" },
+            aliases = {"/removenear", "removenear"},
             usage = "<mask> [size]",
             desc = "Remove blocks near you.",
             min = 1,
@@ -376,7 +376,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/replacenear", "replacenear" },
+            aliases = {"/replacenear", "replacenear"},
             usage = "<size> <from-id> <to-id>",
             desc = "Replace nearby blocks",
             flags = "f",
@@ -400,7 +400,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-        aliases = { "/snow", "snow" },
+            aliases = {"/snow", "snow"},
             usage = "[radius]",
             desc = "Simulates snow",
             min = 0,
@@ -413,11 +413,11 @@ public class UtilityCommands extends MethodCommands {
         we.checkMaxRadius(size);
 
         int affected = editSession.simulateSnow(session.getPlacementPosition(player), size);
-        player.print(affected + " surfaces covered. Let it snow~");
+        player.print(BBC.getPrefix() + affected + " surfaces covered. Let it snow~");
     }
 
     @Command(
-            aliases = { "/thaw", "thaw" },
+            aliases = {"/thaw", "thaw"},
             usage = "[radius]",
             desc = "Thaws the area",
             min = 0,
@@ -430,11 +430,11 @@ public class UtilityCommands extends MethodCommands {
         we.checkMaxRadius(size);
 
         int affected = editSession.thaw(session.getPlacementPosition(player), size);
-        player.print(affected + " surfaces thawed.");
+        player.print(BBC.getPrefix() + affected + " surfaces thawed.");
     }
 
     @Command(
-            aliases = { "/green", "green" },
+            aliases = {"/green", "green"},
             usage = "[radius]",
             desc = "Greens the area",
             help = "Converts dirt to grass blocks. -f also converts coarse dirt.",
@@ -454,7 +454,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/ex", "/ext", "/extinguish", "ex", "ext", "extinguish" },
+            aliases = {"/ex", "/ext", "/extinguish", "ex", "ext", "extinguish"},
             usage = "[radius]",
             desc = "Extinguish nearby fire",
             min = 0,
@@ -476,7 +476,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "butcher" },
+            aliases = {"butcher"},
             usage = "[radius]",
             flags = "plangbtfr",
             desc = "Kill all or nearby mobs",
@@ -562,7 +562,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "remove", "rem", "rement" },
+            aliases = {"remove", "rem", "rement"},
             usage = "<type> <radius>",
             desc = "Remove all entities of a type",
             min = 2,
@@ -622,7 +622,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/calc", "/calculate", "/eval", "/evaluate", "/solve" },
+            aliases = {"/calc", "/calculate", "/eval", "/evaluate", "/solve"},
             usage = "<expression>",
             desc = "Evaluate a mathematical expression"
     )
@@ -646,7 +646,7 @@ public class UtilityCommands extends MethodCommands {
             }
 
             executor.shutdownNow();
-            actor.print("= " + result);
+            actor.print(BBC.getPrefix() + "= " + result);
         } catch (EvaluationException e) {
             actor.printError(String.format(
                     "'%s' could not be evaluated (error: %s)", input, e.getMessage()));
@@ -657,7 +657,7 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/confirm" },
+            aliases = {"/confirm"},
             desc = "Confirm a command"
     )
     public void confirm(FawePlayer fp) throws WorldEditException {
@@ -667,14 +667,13 @@ public class UtilityCommands extends MethodCommands {
     }
 
     @Command(
-            aliases = { "/help" },
+            aliases = {"/help"},
             usage = "[<command>]",
             desc = "Displays help for WorldEdit commands",
             min = 0,
             max = -1,
             queued = false
     )
-    @CommandPermissions("worldedit.help")
     public void help(Actor actor, CommandContext args) throws WorldEditException {
         help(args, worldEdit, actor);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/AreaPickaxe.java

@@ -1,31 +1,12 @@
-/*
- * WorldEdit, a Minecraft world manipulation toolkit
- * Copyright (C) sk89q <http://www.sk89q.com>
- * Copyright (C) WorldEdit team and contributors
- *
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
- * for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
 package com.sk89q.worldedit.command.tool;
 
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalConfiguration;
 import com.sk89q.worldedit.LocalSession;
-import com.sk89q.worldedit.MaxChangedBlocksException;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Platform;
+import com.sk89q.worldedit.MaxChangedBlocksException;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.World;
@@ -49,11 +30,11 @@ public class AreaPickaxe implements BlockTool {
     }
 
     @Override
-    public boolean actPrimary(Platform server, LocalConfiguration config, Player player, LocalSession session, com.sk89q.worldedit.util.Location clicked) {
+    public boolean actPrimary(Platform server, LocalConfiguration config, Player player, LocalSession session, Location clicked) {
         int ox = clicked.getBlockX();
         int oy = clicked.getBlockY();
         int oz = clicked.getBlockZ();
-        BlockType initialType = clicked.getExtent().getBlock(clicked.toVector().toBlockPoint()).getBlockType();
+        BlockType initialType = clicked.getExtent().getBlock(clicked.toBlockPoint()).getBlockType();
 
         if (initialType.getMaterial().isAir()) {
             return true;
@@ -64,9 +45,8 @@ public class AreaPickaxe implements BlockTool {
         }
 
         try (EditSession editSession = session.createEditSession(player)) {
-            editSession.getSurvivalExtent().setToolUse(config.superPickaxeManyDrop);
-
             try {
+                editSession.getSurvivalExtent().setToolUse(config.superPickaxeManyDrop);
                 for (int x = ox - range; x <= ox + range; ++x) {
                     for (int z = oz - range; z <= oz + range; ++z) {
                         for (int y = oy + range; y >= oy - range; --y) {
@@ -78,14 +58,10 @@ public class AreaPickaxe implements BlockTool {
                     }
                 }
                 editSession.flushQueue();
-            } catch (MaxChangedBlocksException e) {
-                player.printError("Max blocks change limit reached.");
             } finally {
                 session.remember(editSession);
             }
         }
-
         return true;
     }
-
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/BlockDataCyler.java

@@ -56,7 +56,8 @@ public class BlockDataCyler implements DoubleActionBlockTool {
 
         World world = (World) clicked.getExtent();
 
-        BlockVector3 blockPoint = clicked.toVector().toBlockPoint();
+//        BlockStateHolder block = world.getBlock(clicked);
+        BlockVector3 blockPoint = clicked.toBlockPoint();
         BlockState block = world.getBlock(blockPoint);
 
         if (!config.allowedDataCycleBlocks.isEmpty()
@@ -84,24 +85,24 @@ public class BlockDataCyler implements DoubleActionBlockTool {
         		Property<Object> objProp = (Property<Object>) currentProperty;
         		BlockState newBlock = block.with(objProp, currentProperty.getValues().get(index));
 	
-                try (EditSession editSession = session.createEditSession(player)) {
+        		try {
+        			EditSession editSession = session.createEditSession(player);
         			try {
         				editSession.setBlock(blockPoint, newBlock);
-                        player.print("Value of " + currentProperty.getName() + " is now " + currentProperty.getValues().get(index).toString());
+        				player.print(BBC.getPrefix() + "Value of " + currentProperty.getName() + " is now " + currentProperty.getValues().get(index).toString());
         			} catch (MaxChangedBlocksException e) {
         				BBC.BLOCK_CYCLER_LIMIT.send(player);
         			} finally {
         				session.remember(editSession);
         			}
-                } catch (Exception e) {
-                }
+        		}catch (Exception e) {}
         	} else {
         		List<Property<?>> properties = Lists.newArrayList(block.getStates().keySet());
         		int index = properties.indexOf(currentProperty);
         		index = (index + 1) % properties.size();
         		currentProperty = properties.get(index);
         		selectedProperties.put(player.getUniqueId(), currentProperty);
-                player.print("Now cycling " + currentProperty.getName());
+        		player.print(BBC.getPrefix() + "Now cycling " + currentProperty.getName());
         	}
         }
 

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/BlockReplacer.java

@@ -19,6 +19,7 @@
 
 package com.sk89q.worldedit.command.tool;
 
+import com.boydti.fawe.config.BBC;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalConfiguration;
 import com.sk89q.worldedit.LocalSession;
@@ -31,9 +32,10 @@ import com.sk89q.worldedit.function.pattern.BlockPattern;
 import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BlockState;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
+import com.sk89q.worldedit.world.block.BlockType;
 
 /**
- * A mode that replaces one block.
  */
 public class BlockReplacer implements DoubleActionBlockTool {
 
@@ -72,11 +74,13 @@ public class BlockReplacer implements DoubleActionBlockTool {
 
     @Override
     public boolean actSecondary(Platform server, LocalConfiguration config, Player player, LocalSession session, com.sk89q.worldedit.util.Location clicked) {
-        BlockState targetBlock = player.getWorld().getBlock(clicked.toVector().toBlockPoint());
+        EditSession editSession = session.createEditSession(player);
+        BlockStateHolder targetBlock = (editSession).getBlock(clicked.toBlockPoint());
+        BlockType type = targetBlock.getBlockType();
 
-        if (targetBlock != null) {
-            pattern = new BlockPattern(targetBlock);
-            player.print("Replacer tool switched to: " + targetBlock.getBlockType().getName());
+        if (type != null) {
+            this.pattern = targetBlock;
+            player.print(BBC.getPrefix() + "Replacer tool switched to: " + type.getName());
         }
 
         return true;

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/BrushTool.java

@@ -1,22 +1,3 @@
-/*
- * WorldEdit, a Minecraft world manipulation toolkit
- * Copyright (C) sk89q <http://www.sk89q.com>
- * Copyright (C) WorldEdit team and contributors
- *
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
- * for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
 package com.sk89q.worldedit.command.tool;
 
 import com.boydti.fawe.Fawe;
@@ -263,6 +244,15 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
         return getContext().getMask();
     }
 
+    /**
+     * Get the filter.
+     *
+     * @return the filter
+     */
+    public Mask getSourceMask() {
+        return getContext().getSourceMask();
+    }
+
     @Override
     public boolean reset() {
         Brush br = getBrush();
@@ -337,7 +327,8 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
      *
      * @return the material
      */
-    @Nullable public Pattern getMaterial() {
+    @Nullable
+    public Pattern getMaterial() {
         return getContext().getMaterial();
     }
 
@@ -433,7 +424,8 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
         return TaskManager.IMP.sync(new RunnableVal<Vector3>() {
             @Override
             public void run(Vector3 value) {
-                this.value = tb.getMaskedTargetBlock(useLastBlock);
+                Location result = tb.getMaskedTargetBlock(useLastBlock);
+                this.value = result;
             }
         });
     }
@@ -466,7 +458,6 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
             BBC.NO_BLOCK.send(player);
             return false;
         }
-
         BlockBag bag = session.getBlockBag(player);
         Request.request().setEditSession(editSession);
         Mask mask = current.getMask();
@@ -496,7 +487,7 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
             double size = current.getSize();
             WorldEdit.getInstance().checkMaxBrushRadius(size);
             brush.build(editSession, target, current.getMaterial(), size);
-        } catch (MaxChangedBlocksException e) {
+        } catch (WorldEditException e) {
             player.printError("Max blocks change limit reached."); // Never happens
         } finally {
             if (bag != null) {
@@ -519,6 +510,12 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
     }
 
 
+
+    public void setScrollAction(ScrollAction scrollAction) {
+        this.getContext().setScrollAction(scrollAction);
+        update();
+    }
+
     public void setTargetOffset(int targetOffset) {
         this.targetOffset = targetOffset;
         update();
@@ -560,6 +557,10 @@ public class BrushTool implements DoubleActionTraceTool, ScrollTool, MovableTool
         return targetOffset;
     }
 
+    public Mask getTargetMask() {
+        return targetMask;
+    }
+
     public VisualMode getVisualMode() {
         return visualMode;
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/DistanceWand.java

@@ -69,7 +69,7 @@ public class DistanceWand extends BrushTool implements DoubleActionTraceTool {
             if (target == null) return true;
 
             RegionSelector selector = session.getRegionSelector(player.getWorld());
-            BlockVector3 blockPoint = target.toVector().toBlockPoint();
+            BlockVector3 blockPoint = target.toBlockPoint();
             if (selector.selectSecondary(blockPoint, ActorSelectorLimits.forActor(player))) {
                 selector.explainSecondarySelection(player, session, blockPoint);
             }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/FloatingTreeRemover.java

@@ -19,6 +19,7 @@
 
 package com.sk89q.worldedit.command.tool;
 
+import com.boydti.fawe.object.collection.BlockVectorSet;
 import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.object.collection.LocalBlockVectorSet;
 import com.sk89q.worldedit.EditSession;
@@ -37,7 +38,9 @@ import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
+import java.util.HashSet;
 import java.util.Iterator;
+import java.util.LinkedList;
 import java.util.Set;
 
 /**
@@ -118,7 +121,7 @@ public class FloatingTreeRemover implements BlockTool {
      * @return a set containing all blocks in the tree/shroom or null if this is not a floating tree/shroom.
      */
     private Set<BlockVector3> bfs(World world, BlockVector3 origin) throws MaxChangedBlocksException {
-        final Set<BlockVector3> visited = new LocalBlockVectorSet();
+        final LocalBlockVectorSet visited = new LocalBlockVectorSet();
         final LocalBlockVectorSet queue = new LocalBlockVectorSet();
 
         queue.add(origin);

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/FloodFillTool.java

@@ -64,7 +64,7 @@ public class FloodFillTool implements BlockTool {
     public boolean actPrimary(Platform server, LocalConfiguration config, Player player, LocalSession session, Location clicked) {
         World world = (World) clicked.getExtent();
 
-        BlockVector3 origin = clicked.toVector().toBlockPoint();
+        BlockVector3 origin = clicked.toBlockPoint();
         BlockType initialType = world.getBlock(origin).getBlockType();
 
         if (initialType.getMaterial().isAir()) {
@@ -88,7 +88,6 @@ public class FloodFillTool implements BlockTool {
                 session.remember(editSession);
             }
         }
-
         return true;
     }
 
@@ -121,4 +120,5 @@ public class FloodFillTool implements BlockTool {
                 origin, size, initialType, visited);
     }
 
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/RecursivePickaxe.java

@@ -1,29 +1,9 @@
-/*
- * WorldEdit, a Minecraft world manipulation toolkit
- * Copyright (C) sk89q <http://www.sk89q.com>
- * Copyright (C) WorldEdit team and contributors
- *
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
- * for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
 package com.sk89q.worldedit.command.tool;
 
 import com.boydti.fawe.object.mask.IdMask;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalConfiguration;
 import com.sk89q.worldedit.LocalSession;
-import com.sk89q.worldedit.MaxChangedBlocksException;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Platform;
@@ -37,14 +17,11 @@ import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
-import java.util.Set;
-
 /**
  * A pickaxe mode that recursively finds adjacent blocks within range of
  * an initial block and of the same type.
  */
 public class RecursivePickaxe implements BlockTool {
-
     private double range;
 
     public RecursivePickaxe(double range) {
@@ -59,66 +36,32 @@ public class RecursivePickaxe implements BlockTool {
     @Override
     public boolean actPrimary(Platform server, LocalConfiguration config, Player player, LocalSession session, com.sk89q.worldedit.util.Location clicked) {
         World world = (World) clicked.getExtent();
+        final BlockVector3 pos = clicked.toBlockPoint();
 
+        EditSession editSession = session.createEditSession(player);
         BlockVector3 origin = clicked.toBlockPoint();
         BlockType initialType = world.getBlock(origin).getBlockType();
 
-        if (initialType.getMaterial().isAir()) {
+        BlockStateHolder block = editSession.getBlock(pos);
+        if (block.getBlockType().getMaterial().isAir()) {
             return true;
         }
 
-        if (initialType == BlockTypes.BEDROCK && !player.canDestroyBedrock()) {
+        if (block.getBlockType() == BlockTypes.BEDROCK && !player.canDestroyBedrock()) {
             return true;
         }
 
-        try (EditSession editSession = session.createEditSession(player)) {
         editSession.getSurvivalExtent().setToolUse(config.superPickaxeManyDrop);
 
         final int radius = (int) range;
         final BlockReplace replace = new BlockReplace(editSession, (editSession.nullBlock));
         editSession.setMask((Mask) null);
         RecursiveVisitor visitor = new RecursiveVisitor(new IdMask(editSession), replace, radius, editSession);
-            visitor.visit(clicked.toBlockPoint());
+        visitor.visit(pos);
         Operations.completeBlindly(visitor);
 
         editSession.flushQueue();
         session.remember(editSession);
-            player.printError("Max blocks change limit reached.");
-        }
-
         return true;
     }
-
-    private static void recurse(Platform server, EditSession editSession, World world, BlockVector3 pos,
-            BlockVector3 origin, double size, BlockType initialType, Set<BlockVector3> visited) throws MaxChangedBlocksException {
-
-        final double distanceSq = origin.distanceSq(pos);
-        if (distanceSq > size*size || visited.contains(pos)) {
-            return;
-        }
-
-        visited.add(pos);
-
-        if (editSession.getBlock(pos).getBlockType() != initialType) {
-            return;
-        }
-
-        world.queueBlockBreakEffect(server, pos, initialType, distanceSq);
-
-        editSession.setBlock(pos, BlockTypes.AIR.getDefaultState());
-
-        recurse(server, editSession, world, pos.add(1, 0, 0),
-                origin, size, initialType, visited);
-        recurse(server, editSession, world, pos.add(-1, 0, 0),
-                origin, size, initialType, visited);
-        recurse(server, editSession, world, pos.add(0, 0, 1),
-                origin, size, initialType, visited);
-        recurse(server, editSession, world, pos.add(0, 0, -1),
-                origin, size, initialType, visited);
-        recurse(server, editSession, world, pos.add(0, 1, 0),
-                origin, size, initialType, visited);
-        recurse(server, editSession, world, pos.add(0, -1, 0),
-                origin, size, initialType, visited);
-    }
-
 }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/brush/HollowCylinderBrush.java

@@ -37,7 +37,7 @@ public class HollowCylinderBrush implements Brush {
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws MaxChangedBlocksException {
         if (pattern == null) {
-            pattern = new BlockPattern(BlockTypes.COBBLESTONE.getDefaultState());
+            pattern = (BlockTypes.COBBLESTONE.getDefaultState());
         }
         editSession.makeCylinder(position, pattern, size, size, height, false);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/brush/HollowSphereBrush.java

@@ -31,7 +31,7 @@ public class HollowSphereBrush implements Brush {
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws MaxChangedBlocksException {
         if (pattern == null) {
-            pattern = new BlockPattern(BlockTypes.COBBLESTONE.getDefaultState());
+            pattern = (BlockTypes.COBBLESTONE.getDefaultState());
         }
         editSession.makeSphere(position, pattern, size, size, size, false);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/brush/SmoothBrush.java

@@ -53,7 +53,7 @@ public class SmoothBrush implements Brush {
         Vector3 posDouble = position.toVector3();
         Location min = new Location(editSession.getWorld(), posDouble.subtract(size, size, size));
         BlockVector3 max = posDouble.add(size, size + 10, size).toBlockPoint();
-        Region region = new CuboidRegion(editSession.getWorld(), min.toVector().toBlockPoint(), max);
+        Region region = new CuboidRegion(editSession.getWorld(), min.toBlockPoint(), max);
         HeightMap heightMap = new HeightMap(editSession, region, mask);
         HeightMapFilter filter = new HeightMapFilter(new GaussianKernel(5, 1.0));
         heightMap.applyFilter(filter, iterations);

worldedit-core/src/main/java/com/sk89q/worldedit/command/tool/brush/SphereBrush.java

@@ -31,7 +31,7 @@ public class SphereBrush implements Brush {
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws MaxChangedBlocksException {
         if (pattern == null) {
-            pattern = new BlockPattern(BlockTypes.COBBLESTONE.getDefaultState());
+            pattern = (BlockTypes.COBBLESTONE.getDefaultState());
         }
         editSession.makeSphere(position, pattern, size, size, size, true);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/event/extent/EditSessionEvent.java

@@ -19,9 +19,6 @@
 
 package com.sk89q.worldedit.event.extent;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-import static com.sk89q.worldedit.EditSession.Stage;
-
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.event.Cancellable;
 import com.sk89q.worldedit.event.Event;
@@ -31,20 +28,24 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.World;
 import javax.annotation.Nullable;
 
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.sk89q.worldedit.EditSession.Stage;
+
 /**
  * Raised (several times) when a new {@link EditSession} is being instantiated.
- *
+ * <p>
  * <p></p>Block loggers, as well as block set interceptors, can use this event to wrap
  * the given {@link Extent} with their own, which would allow them to intercept
  * all changes made to the world. For example, the code below would wrap the
  * existing extent with a custom one, and the custom extent would receive
  * all method calls <strong>before</strong> the extent fetched from
  * {@link #getExtent()} would.</p>
- *
+ * <p>
  * <pre>
  * event.setExtent(new MyExtent(event.getExtent())
  * </pre>
- *
+ * <p>
  * <p></p>This event is fired several times during the creation of a single
  * {@link EditSession}, but {@link #getStage()} will differ each time.
  * The stage determines at which point {@link Extent}s added to this event
@@ -96,7 +97,9 @@ public class EditSessionEvent extends Event implements Cancellable {
      *
      * @return the actor, which may be null if unavailable
      */
-    public @Nullable Actor getActor() {
+    public
+    @Nullable
+    Actor getActor() {
         return actor;
     }
 
@@ -105,7 +108,9 @@ public class EditSessionEvent extends Event implements Cancellable {
      *
      * @return the world
      */
-    public @Nullable World getWorld() {
+    public
+    @Nullable
+    World getWorld() {
         return world;
     }
 
@@ -164,7 +169,10 @@ public class EditSessionEvent extends Event implements Cancellable {
      * @return a new event
      */
     public EditSessionEvent clone(Stage stage) {
-        return new EditSessionEvent(world, actor, maxBlocks, stage);
+        EditSessionEvent clone = new EditSessionEvent(world, actor, maxBlocks, stage);
+        clone.setEditSession(session);
+        return clone;
     }
 
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/DefaultBlockParser.java

@@ -25,7 +25,6 @@ import com.boydti.fawe.jnbt.JSON2NBT;
 import com.boydti.fawe.jnbt.NBTException;
 import com.boydti.fawe.util.MathMan;
 import com.boydti.fawe.util.StringMan;
-
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.IncompleteRegionException;
 import com.sk89q.worldedit.NotABlockException;
@@ -43,6 +42,7 @@ import com.sk89q.worldedit.extension.input.NoMatchException;
 import com.sk89q.worldedit.extension.input.ParserContext;
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Capability;
+import com.sk89q.worldedit.extension.platform.Platform;
 import com.sk89q.worldedit.extent.inventory.BlockBag;
 import com.sk89q.worldedit.extent.inventory.SlottableBlockBag;
 import com.sk89q.worldedit.internal.registry.InputParser;
@@ -59,6 +59,7 @@ import com.sk89q.worldedit.world.block.FuzzyBlockState;
 import com.sk89q.worldedit.world.registry.LegacyMapper;
 
 import java.util.Arrays;
+import java.util.Map;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/mask/ExpressionMaskParser.java

@@ -55,7 +55,7 @@ public class ExpressionMaskParser extends InputParser<Mask> {
             if (context.getActor() instanceof SessionOwner) {
                 SessionOwner owner = (SessionOwner) context.getActor();
                 IntSupplier timeout = () -> WorldEdit.getInstance().getSessionManager().get(owner).getTimeout();
-                return new ExpressionMask(exp, timeout);
+                // TODO timeout
             }
             return new ExpressionMask(exp);
         } catch (ExpressionException e) {

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/BlockCategoryPatternParser.java

@@ -69,10 +69,10 @@ public class BlockCategoryPatternParser extends InputParser<Pattern> {
 
         if (anyState) {
             blocks.stream().flatMap(blockType -> blockType.getAllStates().stream()).forEach(state ->
-                randomPattern.add(new BlockPattern(state), 1.0));
+                randomPattern.add((state), 1.0));
         } else {
             for (BlockType blockType : blocks) {
-                randomPattern.add(new BlockPattern(blockType.getDefaultState()), 1.0);
+                randomPattern.add((blockType.getDefaultState()), 1.0);
             }
         }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/ClipboardPatternParser.java

@@ -83,5 +83,4 @@ public class ClipboardPatternParser extends InputParser<Pattern> {
             throw new InputParseException("No session is available, so no clipboard is available");
         }
     }
-
 }

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/RandomPatternParser.java

@@ -21,6 +21,7 @@ package com.sk89q.worldedit.extension.factory.parser.pattern;
 
 import com.sk89q.util.StringUtil;
 import com.sk89q.worldedit.WorldEdit;
+import com.sk89q.worldedit.extension.factory.BlockFactory;
 import com.sk89q.worldedit.extension.input.InputParseException;
 import com.sk89q.worldedit.extension.input.ParserContext;
 import com.sk89q.worldedit.function.pattern.Pattern;

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/RandomStatePatternParser.java

@@ -44,7 +44,7 @@ public class RandomStatePatternParser extends InputParser<Pattern> {
         context.setPreferringWildcard(wasFuzzy);
         if (block.getStates().size() == block.getBlockType().getPropertyMap().size()) {
             // they requested random with *, but didn't leave any states empty - simplify
-            return new BlockPattern(block);
+            return (block);
         } else {
             return null; // only should happen if parseLogic changes
         }

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/SingleBlockPatternParser.java

@@ -34,7 +34,7 @@ public class SingleBlockPatternParser extends InputParser<Pattern> {
 
     @Override
     public Pattern parseFromInput(String input, ParserContext context) throws InputParseException {
-        return new BlockPattern(worldEdit.getBlockFactory().parseFromInput(input, context));
+        return (worldEdit.getBlockFactory().parseFromInput(input, context));
     }
 
 }

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/AbstractPlayerActor.java

@@ -25,6 +25,7 @@ import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.internal.cui.CUIEvent;
 import com.sk89q.worldedit.math.BlockVector3;
+import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.math.Vector3;
 import com.sk89q.worldedit.util.Direction;
 import com.sk89q.worldedit.util.HandSide;
@@ -35,6 +36,7 @@ import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
+import com.sk89q.worldedit.world.block.BlockTypeUtil;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import com.sk89q.worldedit.world.gamemode.GameMode;
 import com.sk89q.worldedit.world.gamemode.GameModes;
@@ -100,23 +102,22 @@ public abstract class AbstractPlayerActor implements Actor, Player, Cloneable {
         Extent world = searchPos.getExtent();
         int x = searchPos.getBlockX();
         int y = Math.max(0, searchPos.getBlockY());
-        int origY = y;
         int z = searchPos.getBlockZ();
 
         byte free = 0;
 
+        BlockVector3 mutablePos = MutableBlockVector3.at(0, 0, 0);
         while (y <= world.getMaximumPoint().getBlockY() + 2) {
-            if (!world.getBlock(BlockVector3.at(x, y, z)).getBlockType().getMaterial().isMovementBlocker()) {
+            if (!world.getBlock(mutablePos.setComponents(x, y, z)).getBlockType().getMaterial().isMovementBlocker()) {
                 ++free;
             } else {
                 free = 0;
             }
 
             if (free == 2) {
-                if (y - 1 != origY) {
-                    setPosition(Vector3.at(x + 0.5, y - 2 + 1, z + 0.5));
-                }
-
+                final BlockVector3 pos = mutablePos.setComponents(x, y - 2, z);
+                final BlockStateHolder state = world.getBlock(pos);
+                setPosition(new Location(world, Vector3.at(x + 0.5, y - 2 + BlockTypeUtil.centralTopLimit(state), z + 0.5)));
                 return;
             }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/PlatformManager.java

@@ -332,9 +332,7 @@ public class PlatformManager {
                             return;
                         }
                         FawePlayer<?> fp = FawePlayer.wrap(player);
-
                         RegionSelector selector = session.getRegionSelector(player.getWorld());
-
                         final Player maskedPlayerWrapper =
                             new LocationMaskedPlayerWrapper(PlayerWrapper.wrap((Player) actor),
                                 ((Player) actor).getLocation());
@@ -361,8 +359,7 @@ public class PlatformManager {
                             return;
                         }
                     }
-
-                    Tool tool = session.getTool(player.getItemInHand(HandSide.MAIN_HAND).getType());
+                    Tool tool = session.getTool(player);
                     if (tool instanceof DoubleActionBlockTool) {
                         if (tool.canUse(player)) {
                             FawePlayer<?> fp = FawePlayer.wrap(player);
@@ -385,7 +382,6 @@ public class PlatformManager {
                         }
                         FawePlayer<?> fp = FawePlayer.wrap(player);
                         if (fp.checkAction()) {
-
                             RegionSelector selector = session.getRegionSelector(player.getWorld());
                             Player maskedPlayerWrapper = new LocationMaskedPlayerWrapper(
                                 PlayerWrapper.wrap((Player) actor),
@@ -404,7 +400,7 @@ public class PlatformManager {
                         return;
                     }
 
-                    Tool tool = session.getTool(player.getItemInHand(HandSide.MAIN_HAND).getType());
+                    Tool tool = session.getTool(player);
                     if (tool instanceof BlockTool) {
                         if (tool.canUse(player)) {
                             FawePlayer<?> fp = FawePlayer.wrap(player);
@@ -475,7 +471,7 @@ public class PlatformManager {
                         return;
                     }
 
-                    Tool tool = session.getTool(player.getItemInHand(HandSide.MAIN_HAND).getType());
+                    Tool tool = session.getTool(player);
                     if (tool instanceof DoubleActionTraceTool) {
                         if (tool.canUse(player)) {
                             FawePlayer<?> fp = FawePlayer.wrap(player);
@@ -502,7 +498,7 @@ public class PlatformManager {
                         return;
                     }
 
-                    Tool tool = session.getTool(player.getItemInHand(HandSide.MAIN_HAND).getType());
+                    Tool tool = session.getTool(player);
                     if (tool instanceof TraceTool) {
                         if (tool.canUse(player)) {
                             FawePlayer<?> fp = FawePlayer.wrap(player);

worldedit-core/src/main/java/com/sk89q/worldedit/extent/AbstractDelegateExtent.java

@@ -19,11 +19,11 @@
 
 package com.sk89q.worldedit.extent;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
 import com.boydti.fawe.jnbt.anvil.generator.GenBase;
 import com.boydti.fawe.jnbt.anvil.generator.Resource;
 import com.boydti.fawe.object.extent.LightingExtent;
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.entity.BaseEntity;
 import com.sk89q.worldedit.entity.Entity;
@@ -41,7 +41,7 @@ import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
-
+import com.sk89q.worldedit.world.registry.BundledBlockData;
 import java.util.List;
 
 import javax.annotation.Nullable;

worldedit-core/src/main/java/com/sk89q/worldedit/extent/ChangeSetExtent.java

@@ -19,6 +19,9 @@
 
 package com.sk89q.worldedit.extent;
 
+import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
+import com.sk89q.worldedit.world.block.BlockState;
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import com.sk89q.worldedit.WorldEditException;

worldedit-core/src/main/java/com/sk89q/worldedit/extent/MaskingExtent.java

@@ -22,10 +22,12 @@ package com.sk89q.worldedit.extent;
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import com.sk89q.worldedit.WorldEditException;
-import com.sk89q.worldedit.function.mask.Mask;
+
 import com.sk89q.worldedit.math.BlockVector2;
-import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.biome.BiomeType;
+import com.sk89q.worldedit.world.block.BlockState;
+import com.sk89q.worldedit.function.mask.Mask;
+import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 
 /**

worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/Clipboard.java

@@ -61,7 +61,7 @@ public interface Clipboard extends Extent {
 
     /**
      * Returns true if the clipboard has biome data. This can be checked since {@link Extent#getBiome(BlockVector2)}
-     * strongly suggests returning {@link com.sk89q.worldedit.world.biome.BiomeTypes#OCEAN} instead of {@code null}
+     * strongly suggests returning {@link com.sk89q.worldedit.world.biome.BiomeTypes.OCEAN} instead of {@code null}
      * if biomes aren't present. However, it might not be desired to set areas to ocean if the clipboard is defaulting
      * to ocean, instead of having biomes explicitly set.
      *